Subject Analysis
First select a ranking, then choose an athlete, brand, team or country.
Japan
Career
1928 - 2026
Best year
2018
Total points
8651
Best results
2x 1. Olympic Games
All-time rank
#5
10-year rank
#7
Ranking Development
Points distribution
Disciplines
Contests
Categories
| Year | Contest | Discipline | Category | Position | Points | Name |
|---|---|---|---|---|---|---|
| 2026 | Asian Games | 400m individual medley | Men | 2 | 4 | Tomoyuki Matsushita |
| 2026 | Pan Pacific Championship | 4x100m freestyle | Men | 1 | 21 | - |
| 2026 | Pan Pacific Championship | 100m breaststroke | Women | 3 | 2 | Satomi Suzuki |
| 2026 | Asian Games | 4x100m medley | Women | 2 | 12 | - |
| 2026 | Asian Games | 4x100m freestyle | Men | 3 | 6 | - |
| 2026 | Asian Games | 200m individual medley | Men | 2 | 4 | Yumeki Kojima |
| 2026 | Asian Games | 100m breaststroke | Women | 3 | 2 | Kotomi Kato |
| 2026 | Asian Games | 1500m freestyle | Women | 3 | 2 | Ichika Kajimoto |
| 2026 | Asian Games | 50m breaststroke | Women | 2 | 4 | Satomi Suzuki |
| 2026 | Pan Pacific Championship | 1500m freestyle | Men | 2 | 4 | Kazushi Imafuku |
| 2026 | Asian Games | 50m breaststroke | Men | 3 | 2 | Shin Ohashi |
| 2026 | Asian Games | 100m breaststroke | Men | 1 | 7 | Shin Ohashi |
| 2026 | Pan Pacific Championship | 100m breaststroke | Men | 2 | 4 | Shin Ohashi |
| 2026 | Asian Games | Mixed 4x100m medley | M/W | 2 | 12 | - |
| 2026 | Asian Games | 400m individual medley | Women | 3 | 2 | Mio Narita |
| 2026 | Asian Games | 1500m freestyle | Men | 3 | 2 | Kazushi Imafuku |
| 2026 | Pan Pacific Championship | 200m backstroke | Men | 1 | 7 | Yumeki Kojima |
| 2026 | Pan Pacific Championship | 4x100m medley | Men | 3 | 6 | - |
| 2026 | Asian Games | 50m butterfly | Women | 3 | 2 | Rikako Ikee |
| 2026 | Pan Pacific Championship | 400m individual medley | Men | 1 | 7 | Tomoyuki Matsushita |
| 2026 | Asian Games | 100m butterfly | Men | 1 | 7 | Shoon Mitsunaga |
| 2026 | Asian Games | 200m backstroke | Women | 3 | 2 | Rio Shirai |
| 2026 | Asian Games | 400m freestyle | Men | 2 | 4 | Kazushi Imafuku |
| 2026 | Pan Pacific Championship | 4x200m freestyle | Men | 3 | 6 | - |
| 2026 | Pan Pacific Championship | 4x100m medley | Men | 2 | 12 | - |
| 2026 | Pan Pacific Championship | 10 km | Women | 3 | 2 | Ichika Kajimoto |
| 2026 | Asian Games | 1500m freestyle | Men | 2 | 4 | Kaito Tabuchi |
| 2026 | Pan Pacific Championship | 200m breaststroke | Men | 3 | 2 | Shin Ohashi |
| 2026 | Pan Pacific Championship | 4x100m medley | Men | 1 | 21 | - |
| 2026 | Asian Games | 4x100m medley | Men | 2 | 12 | - |
| 2026 | Asian Games | 200m butterfly | Women | 3 | 2 | Misa Okuzono |
| 2026 | Pan Pacific Championship | 4x100m freestyle | Men | 2 | 12 | - |
| 2026 | Asian Games | 100m backstroke | Men | 2 | 4 | Hidekazu Takehara |
| 2026 | Asian Games | 200m breaststroke | Women | 1 | 7 | Kotomi Kato |
| 2026 | Asian Games | 100m backstroke | Women | 2 | 4 | Rio Shirai |
| 2026 | Pan Pacific Championship | 4x200m freestyle | Men | 1 | 21 | - |
| 2026 | Asian Games | 4x200m freestyle | Women | 2 | 12 | - |
| 2026 | Asian Games | 4x200m freestyle | Men | 2 | 12 | - |
| 2026 | Asian Games | 100m breaststroke | Women | 2 | 4 | Satomi Suzuki |
| 2026 | Asian Games | 400m freestyle | Women | 3 | 2 | Ichika Kajimoto |
| 2026 | Asian Games | 800m freestyle | Men | 2 | 4 | Kaito Tabuchi |
| 2026 | Pan Pacific Championship | 4x200m freestyle | Men | 2 | 12 | - |
| 2026 | Pan Pacific Championship | 10 km | Women | 2 | 4 | Airi Ebina |
| 2026 | Asian Games | 50m butterfly | Men | 2 | 4 | Shoon Mitsunaga |
| 2026 | Asian Games | 200m backstroke | Men | 1 | 7 | Kodai Nishiono |
| 2026 | Asian Games | 200m individual medley | Men | 1 | 7 | Tomoyuki Matsushita |
| 2026 | Asian Games | 100m butterfly | Men | 3 | 2 | Katsuhiro Matsumoto |
| 2026 | Pan Pacific Championship | 200m individual medley | Men | 1 | 7 | Tomoyuki Matsushita |
| 2026 | Asian Games | 400m individual medley | Men | 1 | 7 | Yumeki Kojima |
| 2026 | Asian Games | 200m freestyle | Men | 3 | 2 | Tatsuya Murasa |
| 2026 | Pan Pacific Championship | 4x100m freestyle | Men | 3 | 6 | - |
| 2026 | Asian Games | 200m individual medley | Women | 3 | 2 | Mio Narita |
| 2026 | Asian Games | 4x100m freestyle | Women | 3 | 6 | - |
| 2026 | Asian Games | 200m breaststroke | Men | 1 | 7 | Shin Ohashi |
| 2026 | Asian Games | 800m freestyle | Women | 3 | 2 | Ichika Kajimoto |
| 2025 | Asian Championship | 400m individual medley | Men | 3 | 2 | Shun Tanaka |
| 2025 | Asian Championship | 400m individual medley | Women | 2 | 4 | Koharu Nakazawa |
| 2025 | Asian Championship | 200m freestyle | Men | 3 | 2 | Hinata Ando |
| 2025 | Asian Championship | 200m butterfly | Men | 2 | 4 | Ryo Kuratsuka |
| 2025 | Asian Championship | 400m freestyle | Women | 1 | 7 | Tanimoto Haruno |
| 2025 | Asian Championship | 200m breaststroke | Women | 1 | 7 | Mana Ishikawa |
| 2025 | Asian Championship | 200m breaststroke | Women | 2 | 4 | Koharu Nakazawa |
| 2025 | Asian Championship | 200m backstroke | Women | 1 | 7 | Misaki Kasahara |
| 2025 | World Championship | 400m individual medley | Women | 3 | 3 | Mio Narita |
| 2025 | Asian Championship | 100m backstroke | Women | 2 | 4 | Misaki Kasahara |
| 2025 | Asian Championship | 200m backstroke | Men | 2 | 4 | Rui Yoshida |
| 2025 | Asian Championship | 200m breaststroke | Men | 2 | 4 | Iori Miyazaki |
| 2025 | Asian Championship | Mixed 4x100m medley | M/W | 2 | 12 | - |
| 2025 | World Championship | 400m individual medley | Men | 2 | 6 | Tomoyuki Matsushita |
| 2025 | World Championship Open Water | 5 km | Women | 3 | 3 | Ichika Kajimoto |
| 2025 | Asian Championship | 50m backstroke | Women | 3 | 2 | Misaki Kasahara |
| 2025 | Asian Championship | 800m freestyle | Women | 1 | 7 | Tanimoto Haruno |
| 2025 | Asian Championship | 4x100m medley | Women | 2 | 12 | - |
| 2025 | World Championship Open Water | 3 km knockout sprints | Women | 1 | 10 | Ichika Kajimoto |
| 2025 | World Championship | 200m breaststroke | Men | 2 | 6 | Ippei Watanabe |
| 2025 | Asian Championship | 200m butterfly | Women | 2 | 4 | Manami Miyamoto |
| 2025 | World Championship | 200m freestyle | Men | 3 | 3 | Tatsuya Murasa |
| 2025 | Asian Championship | 100m breaststroke | Women | 3 | 2 | Koharu Nakazawa |
| 2025 | Asian Championship | 200m individual medley | Women | 1 | 7 | Mana Ishikawa |
| 2024 | World Championship | 400m individual medley | Men | 3 | 3 | Daiya Seto |
| 2024 | Olympic Games | 400m individual medley | Men | 2 | 18 | Tomoyuki Matsushita |
| 2024 | World Championship 25m | 200m breaststroke | Men | 3 | 1 | Yamato Fukasawa |
| 2024 | World Championship | 200m butterfly | Men | 1 | 10 | Tomoru Honda |
| 2023 | World Championship | 400m individual medley | Men | 3 | 3 | Daiya Seto |
| 2023 | World Championship | 200m butterfly | Men | 3 | 3 | Tomoru Honda |
| 2022 | Asian Games | 4x100m medley | Women | 1 | 21 | - |
| 2022 | Asian Games | 50m backstroke | Women | 3 | 2 | Miki Takahashi |
| 2022 | Asian Games | 4x100m freestyle | Women | 2 | 12 | - |
| 2022 | Asian Games | 4x200m freestyle | Women | 2 | 12 | - |
| 2022 | Asian Games | 200m individual medley | Men | 3 | 2 | Daiya Seto |
| 2022 | Asian Games | 100m breaststroke | Women | 2 | 4 | Satomi Suzuki |
| 2022 | Asian Games | 400m freestyle | Women | 3 | 2 | Waka Kobori |
| 2022 | Asian Games | 200m breaststroke | Men | 3 | 2 | Ippei Watanabe |
| 2022 | Asian Games | 200m breaststroke | Women | 3 | 2 | Runa Imai |
| 2022 | World Championship | 200m breaststroke | Men | 2 | 6 | Yu Hanaguruma |
| 2022 | World Championship 25m | 200m breaststroke | Men | 1 | 4 | Daiya Seto |
| 2022 | Asian Games | 400m individual medley | Men | 1 | 7 | Tomoru Honda |
| 2022 | Asian Games | 400m individual medley | Men | 2 | 4 | Daiya Seto |
| 2022 | World Championship | 200m individual medley | Men | 3 | 3 | Daiya Seto |
| 2022 | Asian Games | 100m breaststroke | Women | 1 | 7 | Reona Aoki |
| 2022 | World Championship 25m | 400m individual medley | Men | 1 | 4 | Daiya Seto |
| 2022 | Asian Games | 4x100m freestyle | Men | 3 | 6 | - |
| 2022 | Asian Games | 200m butterfly | Men | 1 | 7 | Tomoru Honda |
| 2022 | Asian Games | 1500m freestyle | Women | 3 | 2 | Yumi Moriyama |
| 2022 | Asian Games | 50m breaststroke | Women | 2 | 4 | Satomi Suzuki |
| 2022 | Asian Games | 100m butterfly | Women | 2 | 4 | Ai Soma |
| 2022 | Asian Games | 200m backstroke | Men | 3 | 2 | Hidekazu Takehara |
| 2022 | World Championship 25m | 800m freestyle | Women | 3 | 1 | Miyu Namba |
| 2022 | World Championship 25m | 400m individual medley | Women | 3 | 1 | Waka Kobori |
| 2022 | Asian Games | Mixed 4x100m medley | M/W | 2 | 12 | - |
| 2022 | Asian Games | 4x100m medley | Men | 3 | 6 | - |
| 2022 | Asian Games | 400m individual medley | Women | 3 | 2 | Mio Narita |
| 2022 | Asian Games | 1500m freestyle | Men | 3 | 2 | Shogo Takeda |
| 2022 | Asian Games | 50m butterfly | Women | 3 | 2 | Rikako Ikee |
| 2022 | World Championship | 100m butterfly | Men | 2 | 6 | Naoki Mizunuma |
| 2022 | Asian Games | 100m butterfly | Men | 1 | 7 | Katsuhiro Matsumoto |
| 2022 | World Championship 25m | 1500m freestyle | Women | 2 | 2 | Miyu Namba |
| 2022 | Asian Games | 10 km | Women | 2 | 2 | Airi Ebina |
| 2022 | Asian Games | 4x200m freestyle | Men | 3 | 6 | - |
| 2022 | World Championship 25m | 200m butterfly | Men | 2 | 2 | Daiya Seto |
| 2022 | World Championship | 200m butterfly | Men | 3 | 3 | Tomoru Honda |
| 2022 | Asian Games | 800m freestyle | Women | 2 | 4 | Waka Kobori |
| 2022 | Asian Games | 200m butterfly | Women | 3 | 2 | Hiroko Makino |
| 2022 | Asian Games | 100m backstroke | Men | 2 | 4 | Ryosuke Irie |
| 2022 | Asian Games | 50m backstroke | Men | 3 | 2 | Ryosuke Irie |
| 2022 | Asian Games | 400m individual medley | Women | 2 | 4 | Ageha Tanigawa |
| 2021 | World Championship 25m | 200m individual medley | Men | 1 | 4 | Daiya Seto |
| 2021 | World Championship 25m | 400m individual medley | Men | 1 | 4 | Daiya Seto |
| 2020 | Olympic Games | 200m butterfly | Men | 2 | 18 | Tomoru Honda |
| 2020 | Olympic Games | 400m individual medley | Women | 1 | 30 | Yui Ohashi |
| 2020 | Olympic Games | 200m individual medley | Women | 1 | 30 | Yui Ohashi |
| 2019 | World Championship | 200m freestyle | Men | 2 | 6 | Katsuhiro Matsumoto |
| 2019 | World Championship | 200m butterfly | Men | 2 | 6 | Daiya Seto |
| 2019 | World Championship | 400m individual medley | Women | 3 | 3 | Yui Ohashi |
| 2019 | World Championship | 200m individual medley | Men | 1 | 10 | Daiya Seto |
| 2019 | World Championship | 200m breaststroke | Men | 3 | 3 | Ippei Watanabe |
| 2019 | World Championship | 400m individual medley | Men | 1 | 10 | Daiya Seto |
| 2018 | Asian Games | 100m freestyle | Men | 2 | 4 | Katsumi Nakamura |
| 2018 | Asian Games | 200m backstroke | Women | 2 | 4 | Natsumi Sakai |
| 2018 | World Championship 25m | 100m individual medley | Women | 2 | 2 | Runa Imai |
| 2018 | Pan Pacific Championship | 200m breaststroke | Men | 1 | 7 | Ippei Watanabe |
| 2018 | Pan Pacific Championship | 200m butterfly | Women | 2 | 4 | Sachi Mochida |
| 2018 | Pan Pacific Championship | 200m individual medley | Men | 3 | 2 | Kosuke Hagino |
| 2018 | Asian Games | 4x100m freestyle | Women | 1 | 21 | - |
| 2018 | Asian Games | 800m freestyle | Men | 2 | 4 | Shogo Takeda |
| 2018 | Asian Games | 100m backstroke | Women | 1 | 7 | Natsumi Sakai |
| 2018 | Pan Pacific Championship | 100m butterfly | Women | 1 | 7 | Rikako Ikee |
| 2018 | World Championship 25m | 100m breaststroke | Men | 3 | 1 | Yasuhiro Koseki |
| 2018 | Pan Pacific Championship | 200m freestyle | Women | 2 | 4 | Rikako Ikee |
| 2018 | Asian Games | 50m breaststroke | Women | 1 | 7 | Satomi Suzuki |
| 2018 | Pan Pacific Championship | 100m breaststroke | Men | 1 | 7 | Yasuhiro Koseki |
| 2018 | Asian Games | 100m butterfly | Men | 3 | 2 | Yuki Kobori |
| 2018 | Asian Games | 200m butterfly | Women | 3 | 2 | Suzuka Hasegawa |
| 2018 | Asian Games | 200m butterfly | Men | 2 | 4 | Nao Horomura |
| 2018 | Asian Games | 400m freestyle | Men | 3 | 2 | Kosuke Hagino |
| 2018 | Asian Games | 100m backstroke | Men | 2 | 4 | Ryosuke Irie |
| 2018 | Pan Pacific Championship | 4x100m freestyle | Men | 3 | 6 | - |
| 2018 | Asian Games | 200m individual medley | Women | 3 | 2 | Miho Teramura |
| 2018 | Pan Pacific Championship | 400m individual medley | Women | 3 | 2 | Sakiko Shimizu |
| 2018 | Asian Games | 50m freestyle | Women | 1 | 7 | Rikako Ikee |
| 2018 | Asian Games | 200m breaststroke | Men | 1 | 7 | Yasuhiro Koseki |
| 2018 | Asian Games | 800m freestyle | Women | 3 | 2 | Waka Kobori |
| 2018 | Pan Pacific Championship | Mixed 4x100m medley | M/W | 2 | 12 | - |
| 2018 | Asian Games | 50m freestyle | Men | 3 | 2 | Shunichi Nakao |
| 2018 | Pan Pacific Championship | 4x100m medley | Women | 3 | 6 | - |
| 2018 | Asian Games | 4x100m medley | Women | 1 | 21 | - |
| 2018 | Asian Games | 50m backstroke | Women | 3 | 2 | Natsumi Sakai |
| 2018 | Asian Games | 4x200m freestyle | Women | 2 | 12 | - |
| 2018 | Pan Pacific Championship | 100m breaststroke | Women | 3 | 2 | Reona Aoki |
| 2018 | Pan Pacific Championship | 100m backstroke | Men | 2 | 4 | Ryosuke Irie |
| 2018 | World Championship 25m | 4x100m medley | Men | 3 | 3 | - |
| 2018 | Asian Games | 100m breaststroke | Women | 2 | 4 | Reona Aoki |
| 2018 | Asian Games | 400m freestyle | Women | 3 | 2 | Chihiro Igarashi |
| 2018 | Asian Games | 200m individual medley | Men | 2 | 4 | Kosuke Hagino |
| 2018 | Pan Pacific Championship | 200m freestyle | Men | 3 | 2 | Katsuhiro Matsumoto |
| 2018 | Asian Games | 50m butterfly | Women | 1 | 7 | Rikako Ikee |
| 2018 | Pan Pacific Championship | 400m individual medley | Women | 1 | 7 | Yui Ohashi |
| 2018 | Asian Games | 200m backstroke | Men | 2 | 4 | Ryosuke Irie |
| 2018 | Asian Games | 200m breaststroke | Women | 3 | 2 | Reona Aoki |
| 2018 | Asian Games | 4x200m freestyle | Men | 1 | 21 | - |
| 2018 | World Championship 25m | 200m individual medley | Men | 3 | 1 | Hiromasa Fujimori |
| 2018 | Pan Pacific Championship | 200m butterfly | Men | 1 | 7 | Daiya Seto |
| 2018 | Asian Games | 200m butterfly | Women | 2 | 4 | Sachi Mochida |
| 2018 | Asian Games | 400m individual medley | Men | 1 | 7 | Daiya Seto |
| 2018 | Pan Pacific Championship | 200m breaststroke | Women | 3 | 2 | Satomi Suzuki |
| 2018 | Asian Games | 100m breaststroke | Men | 1 | 7 | Yasuhiro Koseki |
| 2018 | Asian Games | 100m freestyle | Men | 1 | 7 | Shinri Shioura |
| 2018 | Pan Pacific Championship | 400m individual medley | Men | 3 | 2 | Daiya Seto |
| 2018 | Asian Games | 50m breaststroke | Men | 1 | 7 | Yasuhiro Koseki |
| 2018 | Asian Games | 400m individual medley | Men | 2 | 4 | Kosuke Hagino |
| 2018 | Asian Games | 100m breaststroke | Women | 1 | 7 | Satomi Suzuki |
| 2018 | World Championship 25m | 200m butterfly | Men | 1 | 4 | Daiya Seto |
| 2018 | Asian Games | 50m backstroke | Men | 2 | 4 | Ryosuke Irie |
| 2018 | Asian Games | 400m freestyle | Men | 2 | 4 | Naito Ehara |
| 2018 | Asian Games | 200m butterfly | Men | 1 | 7 | Daiya Seto |
| 2018 | Asian Games | 200m individual medley | Women | 2 | 4 | Yui Ohashi |
| 2018 | Pan Pacific Championship | 4x200m freestyle | Men | 3 | 6 | - |
| 2018 | Asian Games | 200m breaststroke | Men | 2 | 4 | Ippei Watanabe |
| 2018 | Asian Games | 100m freestyle | Women | 1 | 7 | Rikako Ikee |
| 2018 | Pan Pacific Championship | 4x100m medley | Men | 2 | 12 | - |
| 2018 | Asian Games | 1500m freestyle | Women | 3 | 2 | Waka Kobori |
| 2018 | Asian Games | 200m backstroke | Men | 3 | 2 | Keita Sunama |
| 2018 | Asian Games | 200m freestyle | Men | 2 | 4 | Katsuhiro Matsumoto |
| 2018 | Pan Pacific Championship | 200m backstroke | Men | 2 | 4 | Ryosuke Irie |
| 2018 | World Championship 25m | 200m butterfly | Women | 3 | 1 | Suzuka Hasegawa |
| 2018 | Asian Games | Mixed 4x100m medley | M/W | 2 | 12 | - |
| 2018 | Pan Pacific Championship | 200m individual medley | Women | 3 | 2 | Miho Teramura |
| 2018 | Asian Games | 400m individual medley | Women | 3 | 2 | Sakiko Shimizu |
| 2018 | Asian Games | 100m butterfly | Women | 1 | 7 | Rikako Ikee |
| 2018 | Asian Games | 200m freestyle | Women | 3 | 2 | Chihiro Igarashi |
| 2018 | World Championship 25m | 400m individual medley | Men | 1 | 4 | Daiya Seto |
| 2018 | Asian Games | 4x100m medley | Men | 2 | 12 | - |
| 2018 | Asian Games | 400m individual medley | Women | 1 | 7 | Yui Ohashi |
| 2018 | Pan Pacific Championship | 400m individual medley | Men | 2 | 4 | Kosuke Hagino |
| 2018 | Asian Games | 4x100m freestyle | Men | 1 | 21 | - |
| 2018 | Asian Games | 200m breaststroke | Women | 1 | 7 | Kanako Watanabe |
| 2018 | Pan Pacific Championship | 200m individual medley | Women | 1 | 7 | Yui Ohashi |
| 2018 | Asian Games | 50m freestyle | Men | 2 | 4 | Katsumi Nakamura |
| 2018 | Asian Games | 100m backstroke | Women | 2 | 4 | Anna Konishi |
| 2017 | World Championship | 200m butterfly | Men | 3 | 3 | Daiya Seto |
| 2017 | World Championship | 200m individual medley | Women | 2 | 6 | Yui Ohashi |
| 2017 | World Championship | 50m backstroke | Men | 2 | 6 | Junya Koga |
| 2017 | World Championship | 200m breaststroke | Men | 2 | 6 | Yasuhiro Koseki |
| 2017 | World Championship | 400m individual medley | Men | 3 | 3 | Daiya Seto |
| 2017 | World Championship | 200m individual medley | Men | 2 | 6 | Kosuke Hagino |
| 2017 | World Championship | 200m breaststroke | Men | 3 | 3 | Ippei Watanabe |
| 2016 | Olympic Games | 400m individual medley | Men | 3 | 6 | Daiya Seto |
| 2016 | Asian Championship | 50m backstroke | Women | 3 | 2 | Emi Moronuki |
| 2016 | Asian Championship | 50m butterfly | Men | 1 | 7 | Masayuki Kishida |
| 2016 | Olympic Games | 200m individual medley | Men | 2 | 18 | Kosuke Hagino |
| 2016 | Olympic Games | 200m butterfly | Women | 3 | 6 | Natsumi Hoshi |
| 2016 | World Championship 25m | 100m butterfly | Women | 3 | 1 | Rikako Ikee |
| 2016 | Asian Championship | 100m backstroke | Men | 3 | 2 | Takeshi Kawamoto |
| 2016 | Asian Championship | 100m breaststroke | Men | 1 | 7 | Ippei Watanabe |
| 2016 | World Championship 25m | 4x50m freestyle | Men | 3 | 3 | - |
| 2016 | Asian Championship | 100m butterfly | Men | 2 | 4 | Masato Sakai |
| 2016 | World Championship 25m | 400m individual medley | Men | 1 | 4 | Daiya Seto |
| 2016 | Asian Championship | 200m backstroke | Men | 3 | 2 | Keita Sunama |
| 2016 | Olympic Games | 200m breaststroke | Women | 1 | 30 | Rie Kaneto |
| 2016 | Asian Championship | 200m individual medley | Women | 1 | 7 | Yui Ohashi |
| 2016 | Asian Championship | 100m freestyle | Women | 2 | 4 | Rikako Ikee |
| 2016 | Asian Championship | 400m individual medley | Women | 3 | 2 | Yui Ohashi |
| 2016 | Asian Championship | 50m breaststroke | Women | 2 | 4 | Misaki Sekiguchi |
| 2016 | World Championship 25m | 100m individual medley | Men | 3 | 1 | Shinri Shioura |
| 2016 | Asian Championship | 50m backstroke | Men | 2 | 4 | Shunichi Nakao |
| 2016 | Asian Championship | 100m breaststroke | Men | 2 | 4 | Yasuhiro Koseki |
| 2016 | Asian Championship | 200m breaststroke | Men | 1 | 7 | Ippei Watanabe |
| 2016 | Asian Championship | 400m individual medley | Women | 2 | 4 | Sakiko Shimizu |
| 2016 | Asian Championship | 200m freestyle | Men | 3 | 2 | Katsuhiro Matsumoto |
| 2016 | Asian Championship | 200m butterfly | Men | 2 | 4 | Daiya Seto |
| 2016 | Asian Championship | 50m freestyle | Women | 1 | 7 | Rikako Ikee |
| 2016 | Asian Championship | 200m breaststroke | Women | 1 | 7 | Reona Aoki |
| 2016 | World Championship 25m | 200m backstroke | Men | 3 | 1 | Masaki Kaneko |
| 2016 | Asian Championship | 4x100m medley | Women | 1 | 21 | - |
| 2016 | Asian Championship | 400m freestyle | Men | 2 | 4 | Tsubasa Amai |
| 2016 | Olympic Games | 4x200m freestyle | Men | 3 | 18 | - |
| 2016 | Asian Championship | 4x100m freestyle | Women | 2 | 12 | - |
| 2016 | Asian Championship | 100m butterfly | Women | 1 | 7 | Rikako Ikee |
| 2016 | Asian Championship | 100m butterfly | Women | 3 | 2 | Yui Yamane |
| 2016 | World Championship 25m | 100m individual medley | Men | 2 | 2 | Daiya Seto |
| 2016 | Asian Championship | 4x100m medley | Men | 2 | 12 | - |
| 2016 | Asian Championship | 50m freestyle | Men | 1 | 7 | Katsumi Nakamura |
| 2016 | World Championship 25m | 200m butterfly | Men | 3 | 1 | Daiya Seto |
| 2016 | Asian Championship | 200m individual medley | Women | 2 | 4 | Runa Imai |
| 2016 | World Championship 25m | 4x100m medley | Men | 3 | 3 | - |
| 2016 | Olympic Games | 200m butterfly | Men | 2 | 18 | Masato Sakai |
| 2016 | Asian Championship | 100m backstroke | Women | 3 | 2 | Emi Moronuki |
| 2016 | Asian Championship | 4x200m freestyle | Men | 1 | 21 | - |
| 2016 | Asian Championship | 4x200m freestyle | Women | 2 | 12 | - |
| 2016 | World Championship 25m | 50m butterfly | Women | 3 | 1 | Rikako Ikee |
| 2016 | Asian Championship | 1500m freestyle | Men | 3 | 2 | Shogo Takeda |
| 2016 | Asian Championship | 100m breaststroke | Women | 1 | 7 | Misaki Sekiguchi |
| 2016 | Asian Championship | 200m breaststroke | Women | 3 | 2 | Misaki Sekiguchi |
| 2016 | Asian Championship | 100m freestyle | Men | 2 | 4 | Katsumi Nakamura |
| 2016 | Asian Championship | 200m butterfly | Women | 3 | 2 | Miyu Nakano |
| 2016 | Asian Championship | 50m breaststroke | Men | 1 | 7 | Yasuhiro Koseki |
| 2016 | Asian Championship | 100m breaststroke | Women | 2 | 4 | Reona Aoki |
| 2016 | World Championship 25m | 200m individual medley | Men | 3 | 1 | Daiya Seto |
| 2016 | World Championship 25m | 50m backstroke | Men | 1 | 4 | Junya Koga |
| 2016 | Asian Championship | 200m butterfly | Men | 1 | 7 | Masato Sakai |
| 2016 | World Championship 25m | 400m freestyle | Women | 3 | 1 | Chihiro Igarashi |
| 2016 | Asian Championship | 200m backstroke | Women | 3 | 2 | Rio Shirai |
| 2016 | Asian Championship | 200m individual medley | Men | 2 | 4 | Daiya Seto |
| 2016 | Asian Championship | 50m butterfly | Women | 1 | 7 | Rikako Ikee |
| 2016 | Asian Championship | 50m butterfly | Men | 3 | 2 | Takeshi Kawamoto |
| 2016 | Asian Championship | 200m individual medley | Men | 3 | 2 | Keita Sunama |
| 2016 | Asian Championship | 50m breaststroke | Men | 2 | 4 | Koichiro Okazaki |
| 2016 | World Championship 25m | 4x200m freestyle | Men | 3 | 3 | - |
| 2016 | Asian Championship | 50m freestyle | Men | 3 | 2 | Shunichi Nakao |
| 2016 | Asian Championship | 100m butterfly | Men | 2 | 4 | Takeshi Kawamoto |
| 2016 | Olympic Games | 400m individual medley | Men | 1 | 30 | Kosuke Hagino |
| 2016 | Asian Championship | 400m individual medley | Men | 1 | 7 | Daiya Seto |
| 2016 | World Championship 25m | Mixed 4x50m medley | M/W | 3 | 3 | - |
| 2016 | World Championship 25m | 100m freestyle | Men | 2 | 2 | Shinri Shioura |
| 2016 | Asian Championship | 4x100m freestyle | Men | 2 | 12 | - |
| 2016 | Asian Championship | 50m breaststroke | Women | 1 | 7 | Satomi Suzuki |
| 2016 | Asian Championship | 400m freestyle | Women | 2 | 4 | Chihiro Igarashi |
| 2015 | World Championship | 400m individual medley | Men | 1 | 10 | Daiya Seto |
| 2015 | World Championship | 200m butterfly | Women | 1 | 10 | Natsumi Hoshi |
| 2015 | World Championship | 200m breaststroke | Women | 1 | 10 | Kanako Watanabe |
| 2015 | World Championship | 200m individual medley | Women | 2 | 6 | Kanako Watanabe |
| 2014 | World Championship 25m | 200m individual medley | Men | 3 | 1 | Daiya Seto |
| 2014 | Pan Pacific Championship | 200m backstroke | Men | 2 | 4 | Ryosuke Irie |
| 2014 | Pan Pacific Championship | 200m breaststroke | Women | 2 | 4 | Rie Kaneto |
| 2014 | Asian Games | 200m backstroke | Men | 3 | 2 | Kosuke Hagino |
| 2014 | Asian Games | 50m freestyle | Women | 2 | 4 | Miki Uchida |
| 2014 | Pan Pacific Championship | 4x200m freestyle | Men | 2 | 12 | - |
| 2014 | World Championship 25m | 200m butterfly | Men | 2 | 2 | Daiya Seto |
| 2014 | Asian Games | 200m backstroke | Men | 1 | 7 | Ryosuke Irie |
| 2014 | Asian Games | 200m individual medley | Men | 1 | 7 | Kosuke Hagino |
| 2014 | Pan Pacific Championship | 200m individual medley | Men | 1 | 7 | Kosuke Hagino |
| 2014 | Asian Games | 50m backstroke | Men | 1 | 7 | Junya Koga |
| 2014 | Asian Games | 4x100m medley | Men | 2 | 12 | - |
| 2014 | World Championship 25m | 200m backstroke | Women | 3 | 1 | Sayaka Akase |
| 2014 | World Championship 25m | 4x100m medley | Women | 3 | 3 | - |
| 2014 | Asian Games | 100m backstroke | Men | 1 | 7 | Ryosuke Irie |
| 2014 | Asian Games | 200m breaststroke | Women | 1 | 7 | Kanako Watanabe |
| 2014 | Asian Games | 200m breaststroke | Women | 2 | 4 | Rie Kaneto |
| 2014 | Asian Games | 400m individual medley | Women | 2 | 4 | Sakiko Shimizu |
| 2014 | Asian Games | 50m freestyle | Men | 2 | 4 | Shinri Shioura |
| 2014 | Asian Games | 100m freestyle | Men | 2 | 4 | Shinri Shioura |
| 2014 | Asian Games | 100m backstroke | Men | 3 | 2 | Kosuke Hagino |
| 2014 | Pan Pacific Championship | 200m breaststroke | Men | 1 | 7 | Yasuhiro Koseki |
| 2014 | Asian Games | 200m freestyle | Women | 2 | 4 | Chihiro Igarashi |
| 2014 | Asian Games | 4x100m freestyle | Women | 2 | 12 | - |
| 2014 | World Championship 25m | 200m individual medley | Men | 1 | 4 | Kosuke Hagino |
| 2014 | Asian Games | 4x100m freestyle | Men | 2 | 12 | - |
| 2014 | Pan Pacific Championship | 100m butterfly | Men | 3 | 2 | Hirofumi Ikebata |
| 2014 | Pan Pacific Championship | 200m butterfly | Women | 2 | 4 | Natsumi Hoshi |
| 2014 | Pan Pacific Championship | 200m individual medley | Men | 3 | 2 | Daiya Seto |
| 2014 | World Championship 25m | 200m breaststroke | Women | 1 | 4 | Kanako Watanabe |
| 2014 | Asian Games | 200m breaststroke | Men | 3 | 2 | Yasuhiro Koseki |
| 2014 | Pan Pacific Championship | 200m breaststroke | Women | 1 | 7 | Kanako Watanabe |
| 2014 | Pan Pacific Championship | 4x100m freestyle | Women | 3 | 6 | - |
| 2014 | Asian Games | 100m freestyle | Women | 3 | 2 | Miki Uchida |
| 2014 | Asian Games | 50m breaststroke | Women | 1 | 7 | Satomi Suzuki |
| 2014 | Pan Pacific Championship | 100m breaststroke | Men | 1 | 7 | Yasuhiro Koseki |
| 2014 | Asian Games | 100m butterfly | Men | 3 | 2 | Hirofumi Ikebata |
| 2014 | Pan Pacific Championship | 400m freestyle | Men | 2 | 4 | Kosuke Hagino |
| 2014 | Asian Games | 200m butterfly | Women | 3 | 2 | Miyu Nakano |
| 2014 | Asian Games | 200m butterfly | Men | 2 | 4 | Kenta Hirai |
| 2014 | World Championship 25m | 400m individual medley | Men | 1 | 4 | Daiya Seto |
| 2014 | Asian Games | 200m individual medley | Women | 3 | 2 | Miho Teramura |
| 2014 | Asian Games | 800m freestyle | Women | 3 | 2 | Asami Chida |
| 2014 | Pan Pacific Championship | 100m backstroke | Men | 1 | 7 | Ryosuke Irie |
| 2014 | World Championship 25m | 200m breaststroke | Women | 2 | 2 | Rie Kaneto |
| 2014 | Asian Games | 50m freestyle | Men | 3 | 2 | Kenta Ito |
| 2014 | Asian Games | 4x100m medley | Women | 1 | 21 | - |
| 2014 | Asian Games | 50m backstroke | Women | 3 | 2 | Miyuki Takemura |
| 2014 | Asian Games | 50m breaststroke | Men | 2 | 4 | Yasuhiro Koseki |
| 2014 | Pan Pacific Championship | 400m individual medley | Men | 1 | 7 | Kosuke Hagino |
| 2014 | Asian Games | 4x200m freestyle | Women | 2 | 12 | - |
| 2014 | Asian Games | 100m freestyle | Men | 3 | 2 | Rammaru Harada |
| 2014 | Asian Games | 400m individual medley | Men | 3 | 2 | Daiya Seto |
| 2014 | Asian Games | 100m breaststroke | Women | 2 | 4 | Kanako Watanabe |
| 2014 | Asian Games | 400m freestyle | Women | 3 | 2 | Chihiro Igarashi |
| 2014 | Asian Games | 200m individual medley | Men | 2 | 4 | Hiromasa Fujimori |
| 2014 | World Championship 25m | 100m backstroke | Men | 3 | 1 | Ryosuke Irie |
| 2014 | Asian Games | 200m backstroke | Women | 1 | 7 | Sayaka Akase |
| 2014 | Asian Games | 4x200m freestyle | Men | 1 | 21 | - |
| 2014 | Pan Pacific Championship | 200m freestyle | Men | 2 | 4 | Kosuke Hagino |
| 2014 | Asian Games | 1500m freestyle | Men | 2 | 4 | Kohei Yamamoto |
| 2014 | Pan Pacific Championship | 200m breaststroke | Men | 3 | 2 | Kazuki Kohinata |
| 2014 | Pan Pacific Championship | 200m butterfly | Men | 1 | 7 | Daiya Seto |
| 2014 | Asian Games | 400m individual medley | Men | 1 | 7 | Kosuke Hagino |
| 2014 | Asian Games | 100m breaststroke | Men | 2 | 4 | Yasuhiro Koseki |
| 2014 | Asian Games | 200m butterfly | Women | 2 | 4 | Natsumi Hoshi |
| 2014 | World Swimmer of the Year | Awards | Men | 1 | 2 | Kosuke Hagino |
| 2014 | Asian Games | 50m backstroke | Men | 2 | 4 | Ryosuke Irie |
| 2014 | Pan Pacific Championship | 100m breaststroke | Women | 2 | 4 | Kanako Watanabe |
| 2014 | Asian Games | 400m freestyle | Men | 2 | 4 | Kosuke Hagino |
| 2014 | Asian Games | 200m freestyle | Men | 1 | 7 | Kosuke Hagino |
| 2014 | Asian Games | 200m butterfly | Men | 1 | 7 | Daiya Seto |
| 2014 | Asian Games | 200m individual medley | Women | 2 | 4 | Kanako Watanabe |
| 2014 | Asian Games | 200m breaststroke | Men | 2 | 4 | Kazuki Kohinata |
| 2014 | World Championship 25m | 400m individual medley | Men | 2 | 2 | Kosuke Hagino |
| 2014 | Pan Pacific Championship | 4x100m medley | Men | 2 | 12 | - |
| 2013 | World Championship | 100m backstroke | Women | 3 | 3 | Aya Terakawa |
| 2013 | World Championship | 200m individual medley | Men | 2 | 6 | Kosuke Hagino |
| 2013 | World Championship | 4x100m medley | Men | 3 | 9 | - |
| 2013 | World Championship | 400m individual medley | Men | 1 | 10 | Daiya Seto |
| 2013 | World Championship | 50m backstroke | Women | 3 | 3 | Aya Terakawa |
| 2013 | World Championship | 400m freestyle | Men | 2 | 6 | Kosuke Hagino |
| 2012 | Olympic Games | 100m backstroke | Women | 3 | 6 | Aya Terakawa |
| 2012 | Asian Championship | 200m backstroke | Women | 3 | 2 | Marie Kamimura |
| 2012 | Asian Championship | 4x100m medley | Women | 2 | 12 | - |
| 2012 | Asian Championship | 50m butterfly | Men | 3 | 2 | Toru Maruyama |
| 2012 | Olympic Games | 200m breaststroke | Men | 3 | 6 | Ryo Tateishi |
| 2012 | Asian Championship | 200m individual medley | Men | 3 | 2 | Keita Sunama |
| 2012 | Asian Championship | 1500m freestyle | Men | 2 | 4 | Shogo Takeda |
| 2012 | Asian Championship | 50m breaststroke | Men | 2 | 4 | Yoshiki Yamanaka |
| 2012 | Asian Championship | 50m freestyle | Men | 3 | 2 | Toru Maruyama |
| 2012 | Asian Championship | 100m freestyle | Women | 3 | 2 | Mao Kawakami |
| 2012 | Asian Championship | 400m freestyle | Men | 3 | 2 | Takumi Komatsu |
| 2012 | Asian Championship | 100m breaststroke | Women | 3 | 2 | Misaki Sekiguchi |
| 2012 | Asian Championship | 4x100m freestyle | Men | 2 | 12 | - |
| 2012 | World Championship 25m | 200m individual medley | Men | 2 | 2 | Daiya Seto |
| 2012 | Olympic Games | 400m individual medley | Men | 3 | 6 | Kosuke Hagino |
| 2012 | Asian Championship | 800m freestyle | Women | 3 | 2 | Yukimi Moriyama |
| 2012 | Olympic Games | 200m backstroke | Men | 2 | 18 | Ryosuke Irie |
| 2012 | Olympic Games | 200m butterfly | Women | 3 | 6 | Natsumi Hoshi |
| 2012 | Asian Championship | 4x200m freestyle | Men | 2 | 12 | - |
| 2012 | Asian Championship | 100m breaststroke | Men | 1 | 7 | Kazuki Kohinata |
| 2012 | Asian Championship | 200m backstroke | Men | 3 | 2 | Keita Sunama |
| 2012 | Olympic Games | 4x100m medley | Women | 3 | 18 | - |
| 2012 | Asian Championship | 50m breaststroke | Women | 3 | 2 | Misaki Sekiguchi |
| 2012 | Asian Championship | 400m individual medley | Men | 2 | 4 | Keita Sunama |
| 2012 | Olympic Games | 200m butterfly | Men | 3 | 6 | Takeshi Matsuda |
| 2012 | Asian Championship | 50m backstroke | Men | 2 | 4 | Takeshi Kawamoto |
| 2012 | Asian Championship | 200m breaststroke | Men | 1 | 7 | Kazuki Kohinata |
| 2012 | Asian Championship | 200m freestyle | Men | 3 | 2 | Takumi Komatsu |
| 2012 | Asian Championship | 200m butterfly | Men | 2 | 4 | Masato Sakai |
| 2012 | Olympic Games | 4x100m medley | Men | 2 | 54 | - |
| 2012 | Asian Championship | 400m individual medley | Women | 1 | 7 | Hiroko Makino |
| 2012 | Asian Championship | 100m backstroke | Men | 2 | 4 | Takeshi Kawamoto |
| 2012 | Asian Championship | 200m breaststroke | Men | 2 | 4 | Kazuki Utsunomiya |
| 2012 | Asian Championship | 4x100m freestyle | Women | 2 | 12 | - |
| 2012 | World Championship 25m | 400m individual medley | Men | 1 | 4 | Daiya Seto |
| 2012 | Olympic Games | 200m breaststroke | Women | 2 | 18 | Satomi Suzuki |
| 2012 | Asian Championship | 100m butterfly | Women | 3 | 2 | Rino Hosoda |
| 2012 | Asian Championship | 4x100m medley | Men | 2 | 12 | - |
| 2012 | Asian Championship | 200m individual medley | Women | 3 | 2 | Chihiro Igarashi |
| 2012 | World Championship 25m | 200m butterfly | Men | 1 | 4 | Kazuya Kaneda |
| 2012 | Olympic Games | 100m breaststroke | Women | 3 | 6 | Satomi Suzuki |
| 2012 | Asian Championship | 100m backstroke | Women | 3 | 2 | Marie Kamimura |
| 2012 | Asian Championship | 4x200m freestyle | Women | 2 | 12 | - |
| 2012 | World Championship 25m | 200m breaststroke | Women | 3 | 1 | Kanako Watanabe |
| 2012 | Olympic Games | 100m backstroke | Men | 3 | 6 | Ryosuke Irie |
| 2012 | Asian Championship | 100m butterfly | Men | 3 | 2 | Takeshi Kawamoto |
| 2012 | Asian Championship | 100m freestyle | Men | 2 | 4 | Toru Maruyama |
| 2012 | Asian Championship | 200m butterfly | Women | 3 | 2 | Misuzu Yabu |
| 2011 | World Championship | 400m individual medley | Men | 3 | 3 | Yuya Horihata |
| 2011 | World Championship | 100m backstroke | Men | 3 | 3 | Ryosuke Irie |
| 2011 | World Championship | 200m breaststroke | Men | 2 | 6 | Kosuke Kitajima |
| 2011 | World Championship | 200m butterfly | Men | 2 | 6 | Takeshi Matsuda |
| 2011 | World Championship | 50m backstroke | Women | 2 | 6 | Aya Terakawa |
| 2011 | World Championship | 200m backstroke | Men | 2 | 6 | Ryosuke Irie |
| 2010 | Pan Pacific Championship | 800m freestyle | Men | 3 | 2 | Takeshi Matsuda |
| 2010 | Asian Games | 400m individual medley | Men | 1 | 7 | Yuya Horihata |
| 2010 | Asian Games | 4x200m freestyle | Men | 2 | 12 | - |
| 2010 | Asian Games | 200m butterfly | Women | 2 | 4 | Natsumi Hoshi |
| 2010 | Asian Games | 50m breaststroke | Women | 3 | 2 | Satomi Suzuki |
| 2010 | Asian Games | 50m butterfly | Men | 2 | 4 | Masayuki Kishida |
| 2010 | Pan Pacific Championship | 50m backstroke | Men | 1 | 7 | Junya Koga |
| 2010 | Asian Games | 200m freestyle | Women | 3 | 2 | Hanae Ito |
| 2010 | Asian Games | 50m backstroke | Men | 2 | 4 | Ryosuke Irie |
| 2010 | Asian Games | 200m freestyle | Men | 3 | 2 | Takeshi Matsuda |
| 2010 | Asian Games | 200m butterfly | Men | 1 | 7 | Takeshi Matsuda |
| 2010 | Pan Pacific Championship | 4x100m medley | Men | 2 | 12 | - |
| 2010 | Asian Games | 100m backstroke | Women | 2 | 4 | Shiho Sakai |
| 2010 | Asian Games | 200m backstroke | Women | 2 | 4 | Shiho Sakai |
| 2010 | Pan Pacific Championship | 100m backstroke | Women | 2 | 4 | Aya Terakawa |
| 2010 | Asian Games | 200m individual medley | Men | 3 | 2 | Yuya Horihata |
| 2010 | Asian Games | 4x100m medley | Women | 2 | 12 | - |
| 2010 | Pan Pacific Championship | 4x200m freestyle | Men | 2 | 12 | - |
| 2010 | Asian Games | 50m freestyle | Women | 3 | 2 | Yayoi Matsumoto |
| 2010 | Asian Games | 200m individual medley | Men | 1 | 7 | Ken Takakuwa |
| 2010 | Asian Games | 200m backstroke | Men | 1 | 7 | Ryosuke Irie |
| 2010 | World Championship 25m | 200m breaststroke | Men | 1 | 4 | Naoya Tomita |
| 2010 | Asian Games | 50m backstroke | Men | 1 | 7 | Junya Koga |
| 2010 | Asian Games | 100m backstroke | Men | 2 | 4 | Junya Koga |
| 2010 | Asian Games | 100m backstroke | Men | 1 | 7 | Ryosuke Irie |
| 2010 | Asian Games | 200m breaststroke | Men | 1 | 7 | Naoya Tomita |
| 2010 | Pan Pacific Championship | 50m backstroke | Women | 2 | 4 | Aya Terakawa |
| 2010 | Asian Games | 50m freestyle | Men | 2 | 4 | Masayuki Kishida |
| 2010 | Asian Games | 100m butterfly | Men | 2 | 4 | Takuro Fujii |
| 2010 | Pan Pacific Championship | 4x100m medley | Women | 3 | 6 | - |
| 2010 | Pan Pacific Championship | 200m breaststroke | Men | 1 | 7 | Kosuke Kitajima |
| 2010 | Asian Games | 4x100m freestyle | Women | 2 | 12 | - |
| 2010 | Pan Pacific Championship | 100m backstroke | Men | 2 | 4 | Junya Koga |
| 2010 | Asian Games | 4x100m freestyle | Men | 2 | 12 | - |
| 2010 | Pan Pacific Championship | 100m butterfly | Men | 3 | 2 | Takuro Fujii |
| 2010 | Asian Games | 200m backstroke | Women | 3 | 2 | Aya Terakawa |
| 2010 | Asian Games | 50m backstroke | Women | 2 | 4 | Aya Terakawa |
| 2010 | Asian Games | 100m freestyle | Women | 3 | 2 | Haruka Ueda |
| 2010 | Pan Pacific Championship | 100m breaststroke | Men | 1 | 7 | Kosuke Kitajima |
| 2010 | Asian Games | 100m breaststroke | Men | 1 | 7 | Ryo Tateishi |
| 2010 | Asian Games | 200m butterfly | Men | 2 | 4 | Ryusuke Sakata |
| 2010 | Asian Games | 4x100m medley | Men | 1 | 21 | - |
| 2010 | Asian Games | 800m freestyle | Women | 3 | 2 | Maiko Fujino |
| 2010 | Asian Games | 50m freestyle | Men | 3 | 2 | Rammaru Harada |
| 2010 | Pan Pacific Championship | 200m backstroke | Men | 3 | 2 | Ryosuke Irie |
| 2010 | Asian Games | 50m breaststroke | Men | 2 | 4 | Ryo Tateishi |
| 2010 | Asian Games | 4x200m freestyle | Women | 2 | 12 | - |
| 2010 | Asian Games | 100m butterfly | Women | 3 | 2 | Yuka Kato |
| 2010 | Asian Games | 100m freestyle | Men | 3 | 2 | Takuro Fujii |
| 2010 | Pan Pacific Championship | 200m butterfly | Men | 3 | 2 | Takeshi Matsuda |
| 2010 | Asian Games | 400m individual medley | Men | 3 | 2 | Ken Takakuwa |
| 2010 | Asian Games | 100m breaststroke | Women | 2 | 4 | Satomi Suzuki |
| 2010 | Asian Games | 50m butterfly | Women | 2 | 4 | Yuka Kato |
| 2009 | Asian Championship | 4x100m freestyle | Women | 3 | 6 | - |
| 2009 | Asian Championship | 200m backstroke | Men | 1 | 7 | Takahiro Yamazaki |
| 2009 | Asian Championship | 100m breaststroke | Women | 2 | 4 | Keiko Fukudome |
| 2009 | Asian Championship | 100m backstroke | Men | 2 | 4 | Nobuhiro Toyada |
| 2009 | Asian Championship | 200m breaststroke | Men | 2 | 4 | Yukihiro Takahashi |
| 2009 | World Championship | 100m backstroke | Men | 1 | 10 | Junya Koga |
| 2009 | Asian Championship | 100m butterfly | Women | 3 | 2 | Rino Hosoda |
| 2009 | Asian Championship | 4x100m medley | Men | 2 | 12 | - |
| 2009 | World Championship | 200m backstroke | Men | 2 | 6 | Ryosuke Irie |
| 2009 | Asian Championship | 200m individual medley | Women | 3 | 2 | Emi Takabatake |
| 2009 | Asian Championship | 100m backstroke | Women | 3 | 2 | Mai Harada |
| 2009 | Asian Championship | 400m individual medley | Men | 1 | 7 | Daiya Seto |
| 2009 | Asian Championship | 4x200m freestyle | Women | 2 | 12 | - |
| 2009 | Asian Championship | 100m butterfly | Men | 3 | 2 | Hirofumi Ikebata |
| 2009 | Asian Championship | 200m butterfly | Women | 3 | 2 | Natsuki Akiyama |
| 2009 | Asian Championship | 50m backstroke | Men | 1 | 7 | Nobuhiro Toyada |
| 2009 | Asian Championship | 400m individual medley | Men | 3 | 2 | Keita Sameshima |
| 2009 | Asian Championship | 200m backstroke | Women | 3 | 2 | Marie Kamimura |
| 2009 | Asian Championship | 4x100m medley | Women | 2 | 12 | - |
| 2009 | Asian Championship | 100m backstroke | Men | 3 | 2 | Takahiro Yamazaki |
| 2009 | Asian Championship | 50m butterfly | Women | 3 | 2 | Rino Hosoda |
| 2009 | World Championship | 200m butterfly | Men | 3 | 3 | Takeshi Matsuda |
| 2009 | Asian Championship | 200m breaststroke | Women | 2 | 4 | Keiko Fukudome |
| 2009 | Asian Championship | 100m freestyle | Women | 3 | 2 | Masako Kuroki |
| 2009 | Asian Championship | 200m individual medley | Men | 1 | 7 | Kosuke Hagino |
| 2009 | Asian Championship | 400m freestyle | Men | 3 | 2 | Jumpei Higashi |
| 2009 | Asian Championship | 400m individual medley | Women | 3 | 2 | Emi Takabatake |
| 2009 | Asian Championship | 50m breaststroke | Women | 2 | 4 | Kana Sugisaki |
| 2009 | Asian Championship | 800m freestyle | Women | 3 | 2 | Mako Kuramatsu |
| 2009 | Asian Championship | 4x200m freestyle | Men | 2 | 12 | - |
| 2009 | World Championship | 50m backstroke | Men | 2 | 6 | Junya Koga |
| 2009 | Asian Championship | 50m freestyle | Women | 3 | 2 | Shiori Kaneko |
| 2009 | Asian Championship | 200m backstroke | Men | 3 | 2 | Nobuhiro Toyada |
| 2009 | Asian Championship | 200m backstroke | Women | 2 | 4 | Sayaka Akase |
| 2009 | Asian Championship | 50m backstroke | Men | 2 | 4 | Kosuke Hagino |
| 2009 | Asian Championship | 200m breaststroke | Men | 1 | 7 | Akihiro Yamaguchi |
| 2009 | Asian Championship | 200m freestyle | Women | 3 | 2 | Risa Sekine |
| 2009 | Asian Championship | 1500m freestyle | Men | 3 | 2 | Jumpei Higashi |
| 2008 | Olympic Games | 200m backstroke | Women | 3 | 6 | Reiko Nakamura |
| 2008 | Olympic Games | 200m breaststroke | Men | 1 | 30 | Kosuke Kitajima |
| 2008 | Olympic Games | 4x100m medley | Men | 3 | 18 | - |
| 2008 | Olympic Games | 200m butterfly | Men | 3 | 6 | Takeshi Matsuda |
| 2008 | Olympic Games | 100m breaststroke | Men | 1 | 30 | Kosuke Kitajima |
| 2007 | World Championship | 100m breaststroke | Men | 2 | 6 | Kosuke Kitajima |
| 2007 | World Championship | 1500m freestyle | Women | 3 | 3 | Ai Shibata |
| 2007 | World Championship | 200m backstroke | Women | 3 | 3 | Reiko Nakamura |
| 2007 | World Championship | 200m breaststroke | Men | 1 | 10 | Kosuke Kitajima |
| 2007 | World Championship | 4x100m medley | Men | 2 | 18 | - |
| 2007 | World Championship | 100m backstroke | Women | 3 | 3 | Reiko Nakamura |
| 2007 | World Championship | 400m freestyle | Women | 3 | 3 | Ai Shibata |
| 2006 | Pan Pacific Championship | 400m freestyle | Women | 3 | 2 | Sachiko Yamada |
| 2006 | Asian Games | 4x200m freestyle | Men | 1 | 21 | - |
| 2006 | Asian Games | 100m breaststroke | Men | 2 | 4 | Makoto Yamashita |
| 2006 | Asian Games | 100m breaststroke | Men | 1 | 7 | Kosuke Kitajima |
| 2006 | Asian Games | 200m butterfly | Men | 2 | 4 | Takeshi Matsuda |
| 2006 | Pan Pacific Championship | 200m butterfly | Women | 3 | 2 | Yurie Yano |
| 2006 | Asian Games | 4x100m medley | Men | 1 | 21 | - |
| 2006 | Pan Pacific Championship | 100m butterfly | Men | 2 | 4 | Ryo Takayasu |
| 2006 | Asian Games | 800m freestyle | Women | 3 | 2 | Maiko Fujino |
| 2006 | Pan Pacific Championship | 1500m freestyle | Men | 3 | 2 | Takeshi Matsuda |
| 2006 | Asian Games | 400m individual medley | Women | 3 | 2 | Maiko Fujino |
| 2006 | Asian Championship | 200m backstroke | Women | 2 | 4 | Toshie Abe |
| 2006 | Pan Pacific Championship | 200m backstroke | Men | 3 | 2 | Tomomi Morita |
| 2006 | Asian Games | 50m breaststroke | Men | 2 | 4 | Kosuke Kitajima |
| 2006 | Asian Games | 4x200m freestyle | Women | 2 | 12 | - |
| 2006 | Pan Pacific Championship | 100m backstroke | Women | 3 | 2 | Reiko Nakamura |
| 2006 | Asian Games | 100m freestyle | Men | 3 | 2 | Daisuke Hosokawa |
| 2006 | Pan Pacific Championship | 200m butterfly | Men | 3 | 2 | Takeshi Matsuda |
| 2006 | Asian Games | 200m individual medley | Women | 2 | 4 | Asami Kitagawa |
| 2006 | Asian Games | 4x100m freestyle | Men | 1 | 21 | - |
| 2006 | Asian Games | 200m breaststroke | Men | 2 | 4 | Daisuke Kimura |
| 2006 | Pan Pacific Championship | 100m backstroke | Men | 3 | 2 | Tomomi Morita |
| 2006 | Pan Pacific Championship | 100m breaststroke | Men | 3 | 2 | Kosuke Kitajima |
| 2006 | Asian Games | 400m individual medley | Men | 1 | 7 | Hidemasa Sano |
| 2006 | Pan Pacific Championship | 200m breaststroke | Women | 2 | 4 | Asami Kitagawa |
| 2006 | Asian Games | 200m backstroke | Men | 3 | 2 | Takashi Nakano |
| 2006 | Pan Pacific Championship | 200m breaststroke | Men | 2 | 4 | Kosuke Kitajima |
| 2006 | Asian Championship | 200m breaststroke | Men | 3 | 2 | Yuichi Narisawa |
| 2006 | Asian Games | 100m backstroke | Women | 1 | 7 | Reiko Nakamura |
| 2006 | Pan Pacific Championship | 4x100m medley | Women | 2 | 12 | - |
| 2006 | Asian Games | 50m butterfly | Men | 2 | 4 | Ryo Takayasu |
| 2006 | Asian Championship | 200m individual medley | Men | 3 | 2 | Taishi Okude |
| 2006 | Asian Championship | 200m individual medley | Women | 3 | 2 | Toshie Abe |
| 2006 | Asian Games | 200m butterfly | Men | 3 | 2 | Ryuichi Shibata |
| 2006 | Asian Games | 200m butterfly | Women | 1 | 7 | Yurie Yano |
| 2006 | Asian Games | 200m freestyle | Women | 3 | 2 | Maki Mita |
| 2006 | Asian Championship | 100m backstroke | Women | 3 | 2 | Masaki Oikawa |
| 2006 | Asian Games | 200m freestyle | Men | 3 | 2 | Daisuke Hosokawa |
| 2006 | Asian Games | 400m freestyle | Men | 3 | 2 | Takeshi Matsuda |
| 2006 | Asian Championship | 100m backstroke | Women | 1 | 7 | Toshie Abe |
| 2006 | Pan Pacific Championship | 200m butterfly | Men | 2 | 4 | Ryuichi Shibata |
| 2006 | Pan Pacific Championship | 4x200m freestyle | Women | 3 | 6 | - |
| 2006 | Pan Pacific Championship | 4x100m medley | Men | 2 | 12 | - |
| 2006 | Asian Championship | 100m butterfly | Men | 3 | 2 | Shota Takamoto |
| 2006 | Pan Pacific Championship | 800m freestyle | Women | 2 | 4 | Ai Shibata |
| 2006 | Asian Games | 100m backstroke | Men | 3 | 2 | Masafumi Yamaguchi |
| 2006 | Asian Championship | 400m individual medley | Men | 3 | 2 | Taishi Okude |
| 2006 | Asian Championship | 100m breaststroke | Men | 2 | 4 | Yuta Suenaga |
| 2006 | Pan Pacific Championship | 200m backstroke | Women | 3 | 2 | Takami Igarashi |
| 2006 | Asian Games | 800m freestyle | Women | 1 | 7 | Yurie Yano |
| 2006 | Pan Pacific Championship | 200m butterfly | Women | 2 | 4 | Yuko Nakanishi |
| 2006 | Pan Pacific Championship | 200m individual medley | Men | 3 | 2 | Ken Takakuwa |
| 2006 | Asian Games | 4x100m medley | Women | 2 | 12 | - |
| 2006 | Asian Championship | 100m breaststroke | Men | 3 | 2 | Koichiro Okazaki |
| 2006 | Asian Games | 50m freestyle | Women | 3 | 2 | Kaori Yamada |
| 2006 | Asian Championship | 50m backstroke | Women | 2 | 4 | Masaki Oikawa |
| 2006 | Asian Championship | 200m butterfly | Men | 3 | 2 | Shota Takamoto |
| 2006 | Asian Games | 200m individual medley | Men | 1 | 7 | Hidemasa Sano |
| 2006 | Asian Games | 200m backstroke | Men | 1 | 7 | Ryosuke Irie |
| 2006 | Asian Games | 50m breaststroke | Women | 2 | 4 | Asami Kitagawa |
| 2006 | Pan Pacific Championship | 1500m freestyle | Women | 3 | 2 | Ai Shibata |
| 2006 | Asian Games | 50m backstroke | Men | 1 | 7 | Junya Koga |
| 2006 | Asian Games | 200m butterfly | Women | 3 | 2 | Yuko Nakanishi |
| 2006 | Asian Championship | 400m freestyle | Men | 3 | 2 | Taishi Okude |
| 2006 | Asian Games | 100m backstroke | Men | 1 | 7 | Junichi Miyashita |
| 2006 | Pan Pacific Championship | 100m backstroke | Women | 1 | 7 | Hanae Ito |
| 2006 | Asian Games | 200m individual medley | Women | 3 | 2 | Maiko Fujino |
| 2006 | Asian Games | 200m breaststroke | Men | 1 | 7 | Kosuke Kitajima |
| 2006 | Asian Games | 1500m freestyle | Men | 3 | 2 | Takeshi Matsuda |
| 2006 | Asian Games | 50m freestyle | Men | 2 | 4 | Makoto Ito |
| 2006 | Asian Games | 100m butterfly | Men | 2 | 4 | Ryo Takayasu |
| 2006 | Asian Games | 400m individual medley | Men | 2 | 4 | Shinya Taniguchi |
| 2006 | Asian Games | 50m backstroke | Women | 3 | 2 | Reiko Nakamura |
| 2006 | Asian Games | 4x100m freestyle | Women | 2 | 12 | - |
| 2006 | Asian Games | 50m butterfly | Women | 3 | 2 | Yuka Kato |
| 2006 | Asian Games | 100m breaststroke | Women | 1 | 7 | Asami Kitagawa |
| 2006 | Asian Games | 100m butterfly | Men | 1 | 7 | Takashi Yamamoto |
| 2006 | Pan Pacific Championship | 100m butterfly | Men | 3 | 2 | Takashi Yamamoto |
| 2006 | Asian Games | 200m backstroke | Women | 3 | 2 | Takami Igarashi |
| 2006 | Pan Pacific Championship | 400m freestyle | Women | 1 | 7 | Ai Shibata |
| 2006 | Asian Games | 200m individual medley | Men | 2 | 4 | Ken Takakuwa |
| 2006 | Asian Championship | 50m breaststroke | Men | 3 | 2 | Koichiro Okazaki |
| 2006 | Pan Pacific Championship | 200m backstroke | Women | 1 | 7 | Reiko Nakamura |
| 2006 | Asian Games | 100m freestyle | Women | 3 | 2 | Kaori Yamada |
| 2006 | Asian Games | 200m backstroke | Women | 1 | 7 | Reiko Nakamura |
| 2005 | World Championship | 200m butterfly | Men | 2 | 6 | Takeshi Matsuda |
| 2005 | World Championship | 400m freestyle | Women | 2 | 6 | Ai Shibata |
| 2005 | World Championship | 200m butterfly | Women | 3 | 3 | Yuko Nakanishi |
| 2005 | World Championship | 200m breaststroke | Men | 3 | 3 | Genki Imamura |
| 2005 | World Championship | 100m breaststroke | Men | 2 | 6 | Kosuke Kitajima |
| 2005 | World Championship | 50m breaststroke | Men | 3 | 3 | Kosuke Kitajima |
| 2005 | World Championship | 800m freestyle | Women | 3 | 3 | Ai Shibata |
| 2005 | World Championship | 200m backstroke | Women | 3 | 3 | Reiko Nakamura |
| 2005 | World Championship | 4x100m medley | Men | 3 | 9 | - |
| 2004 | World Championship 25m | 400m freestyle | Women | 3 | 1 | Sachiko Yamada |
| 2004 | World Championship 25m | 800m freestyle | Women | 1 | 4 | Sachiko Yamada |
| 2004 | Olympic Games | 800m freestyle | Women | 1 | 30 | Ai Shibata |
| 2004 | Olympic Games | 100m breaststroke | Men | 1 | 30 | Kosuke Kitajima |
| 2004 | Olympic Games | 100m backstroke | Men | 3 | 6 | Tomomi Morita |
| 2004 | Olympic Games | 200m backstroke | Women | 3 | 6 | Reiko Nakamura |
| 2004 | Olympic Games | 200m breaststroke | Men | 1 | 30 | Kosuke Kitajima |
| 2004 | Olympic Games | 200m butterfly | Women | 3 | 6 | Yuko Nakanishi |
| 2004 | Olympic Games | 4x100m medley | Men | 3 | 18 | - |
| 2004 | Olympic Games | 200m butterfly | Men | 2 | 18 | Takashi Yamamoto |
| 2003 | World Championship | 200m butterfly | Men | 2 | 6 | Takashi Yamamoto |
| 2003 | World Championship | 200m butterfly | Women | 3 | 3 | Yuko Nakanishi |
| 2003 | World Championship | 200m breaststroke | Men | 1 | 10 | Kosuke Kitajima |
| 2003 | World Championship | 100m breaststroke | Men | 1 | 10 | Kosuke Kitajima |
| 2003 | World Championship | 4x100m medley | Men | 3 | 9 | - |
| 2003 | World Championship | 50m backstroke | Women | 3 | 3 | Noriko Inada |
| 2002 | Pan Pacific Championship | 200m breaststroke | Men | 3 | 2 | Daisuke Kimura |
| 2002 | Asian Games | 200m freestyle | Men | 2 | 4 | Yoshihiro Okumura |
| 2002 | Asian Games | 100m breaststroke | Men | 3 | 2 | Yoshihisa Yamaguchi |
| 2002 | Asian Games | 100m backstroke | Men | 1 | 7 | Atsushi Nishikori |
| 2002 | Asian Games | 200m individual medley | Women | 3 | 2 | Maiko Fujino |
| 2002 | Asian Games | 200m breaststroke | Men | 1 | 7 | Kosuke Kitajima |
| 2002 | Pan Pacific Championship | 1500m freestyle | Women | 2 | 4 | Sachiko Yamada |
| 2002 | Asian Games | 100m butterfly | Men | 2 | 4 | Kohei Kawamoto |
| 2002 | World Championship 25m | 200m backstroke | Women | 2 | 2 | Reiko Nakamura |
| 2002 | Asian Games | 50m freestyle | Men | 3 | 2 | Issei Nakanishi |
| 2002 | Asian Games | 400m individual medley | Men | 2 | 4 | Takahiro Mori |
| 2002 | Asian Games | 4x100m freestyle | Women | 2 | 12 | - |
| 2002 | Asian Games | 100m butterfly | Men | 1 | 7 | Takashi Yamamoto |
| 2002 | Asian Games | 800m freestyle | Women | 2 | 4 | Sachiko Yamada |
| 2002 | Asian Games | 400m individual medley | Men | 3 | 2 | Shinya Taniguchi |
| 2002 | Asian Games | 400m freestyle | Women | 1 | 7 | Sachiko Yamada |
| 2002 | Pan Pacific Championship | 200m individual medley | Men | 2 | 4 | Takahiro Mori |
| 2002 | Asian Games | 200m individual medley | Men | 2 | 4 | Jiro Miki |
| 2002 | Asian Games | 200m backstroke | Women | 1 | 7 | Reiko Nakamura |
| 2002 | Pan Pacific Championship | 200m individual medley | Women | 1 | 7 | Tomoko Hagiwara |
| 2002 | Pan Pacific Championship | 400m freestyle | Women | 3 | 2 | Sachiko Yamada |
| 2002 | Asian Games | 4x200m freestyle | Men | 1 | 21 | - |
| 2002 | Asian Games | 100m breaststroke | Men | 1 | 7 | Kosuke Kitajima |
| 2002 | Asian Games | 200m butterfly | Men | 2 | 4 | Takashi Yamamoto |
| 2002 | Asian Games | 200m butterfly | Women | 2 | 4 | Maki Mita |
| 2002 | Asian Games | 100m backstroke | Women | 3 | 2 | Aya Terakawa |
| 2002 | Asian Games | 4x100m medley | Men | 1 | 21 | - |
| 2002 | Asian Games | 100m breaststroke | Women | 3 | 2 | Fumiko Kawanabe |
| 2002 | Asian Games | 4x200m freestyle | Women | 2 | 12 | - |
| 2002 | Asian Games | 100m freestyle | Men | 3 | 2 | Daisuke Hosokawa |
| 2002 | Pan Pacific Championship | 200m backstroke | Women | 2 | 4 | Aya Terakawa |
| 2002 | Pan Pacific Championship | 200m butterfly | Men | 3 | 2 | Takashi Yamamoto |
| 2002 | Asian Games | 200m breaststroke | Men | 2 | 4 | Daisuke Kimura |
| 2002 | Pan Pacific Championship | 400m individual medley | Women | 3 | 2 | Maiko Fujino |
| 2002 | Pan Pacific Championship | 100m backstroke | Men | 3 | 2 | Tomomi Morita |
| 2002 | Asian Games | 100m freestyle | Women | 2 | 4 | Tomoko Nagai |
| 2002 | Asian Games | 400m individual medley | Women | 2 | 4 | Maiko Fujino |
| 2002 | Asian Games | 100m backstroke | Women | 2 | 4 | Noriko Inada |
| 2002 | Asian Games | 200m backstroke | Women | 2 | 4 | Aya Terakawa |
| 2002 | Asian Games | 200m backstroke | Men | 3 | 2 | Naoya Sonoda |
| 2002 | World Championship 25m | 100m breaststroke | Men | 2 | 2 | Kosuke Kitajima |
| 2002 | Pan Pacific Championship | 4x100m freestyle | Women | 3 | 6 | - |
| 2002 | Asian Games | 200m backstroke | Men | 2 | 4 | Takashi Nakano |
| 2002 | Asian Games | 200m breaststroke | Women | 3 | 2 | Fumiko Kawanabe |
| 2002 | Asian Games | 200m butterfly | Men | 3 | 2 | Takeshi Matsuda |
| 2002 | Asian Games | 200m butterfly | Women | 1 | 7 | Yuko Nakanishi |
| 2002 | Asian Games | 200m freestyle | Women | 3 | 2 | Tomoko Nagai |
| 2002 | Asian Games | 100m butterfly | Women | 2 | 4 | Yuko Nakanishi |
| 2002 | Asian Games | 200m freestyle | Men | 3 | 2 | Yosuke Ichikawa |
| 2002 | Pan Pacific Championship | 400m individual medley | Men | 3 | 2 | Takahiro Mori |
| 2002 | Pan Pacific Championship | 4x200m freestyle | Women | 3 | 6 | - |
| 2002 | Pan Pacific Championship | 800m freestyle | Women | 2 | 4 | Sachiko Yamada |
| 2002 | Asian Games | 100m backstroke | Men | 3 | 2 | Tomomi Morita |
| 2002 | Asian Games | 4x100m freestyle | Men | 2 | 12 | - |
| 2002 | Asian Games | 4x100m medley | Women | 2 | 12 | - |
| 2002 | Asian Games | 400m freestyle | Men | 1 | 7 | Shunichi Fujita |
| 2002 | Asian Games | 200m individual medley | Men | 1 | 7 | Takahiro Mori |
| 2002 | Pan Pacific Championship | 100m breaststroke | Men | 1 | 7 | Kosuke Kitajima |
| 2001 | World Championship | 50m freestyle | Men | 3 | 3 | Tomohiro Yamanoi |
| 2001 | World Championship | 200m breaststroke | Men | 3 | 3 | Kosuke Kitajima |
| 2001 | World Championship | 100m butterfly | Women | 3 | 3 | Junko Onishi |
| 2001 | World Championship | 4x200m freestyle | Women | 3 | 9 | - |
| 2000 | Olympic Games | 100m backstroke | Women | 2 | 18 | Mai Nakamura |
| 2000 | Olympic Games | 400m individual medley | Women | 2 | 18 | Yasuko Tajima |
| 2000 | Olympic Games | 200m backstroke | Women | 3 | 6 | Miki Nakao |
| 2000 | Olympic Games | 4x100m medley | Women | 3 | 18 | - |
| 1999 | Pan Pacific Championship | 100m backstroke | Women | 1 | 7 | Mai Nakamura |
| 1999 | World Championship 25m | 4x100m medley | Women | 1 | 12 | - |
| 1999 | Pan Pacific Championship | 100m butterfly | Men | 3 | 2 | Takashi Yamamoto |
| 1999 | World Championship 25m | 50m breaststroke | Women | 1 | 4 | Masami Tanaka |
| 1999 | Pan Pacific Championship | 200m backstroke | Women | 1 | 7 | Tomoko Hagiwara |
| 1999 | World Championship 25m | 100m butterfly | Women | 3 | 1 | Ayari Aoyama |
| 1999 | World Championship 25m | 200m butterfly | Men | 2 | 2 | Takashi Yamamoto |
| 1999 | World Championship 25m | 50m backstroke | Women | 2 | 2 | Mai Nakamura |
| 1999 | World Championship 25m | 200m backstroke | Women | 1 | 4 | Mai Nakamura |
| 1999 | Pan Pacific Championship | 400m individual medley | Women | 2 | 4 | Yasuko Tajima |
| 1999 | Pan Pacific Championship | 4x100m medley | Men | 3 | 6 | - |
| 1999 | World Championship 25m | 200m breaststroke | Women | 1 | 4 | Masami Tanaka |
| 1999 | Pan Pacific Championship | 200m backstroke | Women | 2 | 4 | Miki Nakao |
| 1999 | World Championship 25m | 100m backstroke | Women | 1 | 4 | Mai Nakamura |
| 1999 | Pan Pacific Championship | 200m butterfly | Men | 2 | 4 | Takashi Yamamoto |
| 1999 | Pan Pacific Championship | 4x100m medley | Women | 3 | 6 | - |
| 1999 | Pan Pacific Championship | 100m butterfly | Women | 3 | 2 | Ayari Aoyama |
| 1999 | World Championship 25m | 100m breaststroke | Women | 1 | 4 | Masami Tanaka |
| 1998 | Asian Games | 200m freestyle | Women | 3 | 2 | Sachiko Yamada |
| 1998 | Asian Games | 1500m freestyle | Men | 1 | 7 | Masato Hirano |
| 1998 | Asian Games | 200m butterfly | Women | 3 | 2 | Hitomi Kashima |
| 1998 | Asian Games | 200m freestyle | Men | 3 | 2 | Shusuke Ito |
| 1998 | Asian Games | 50m freestyle | Men | 2 | 4 | Tomohiro Yamanoi |
| 1998 | Asian Games | 100m butterfly | Women | 1 | 7 | Ayari Aoyama |
| 1998 | Asian Games | 100m butterfly | Women | 3 | 2 | Hitomi Kashima |
| 1998 | Asian Games | 400m individual medley | Women | 1 | 7 | Yasuko Tajima |
| 1998 | Asian Games | 200m freestyle | Men | 1 | 7 | Yosuke Ichikawa |
| 1998 | World Championship | 100m butterfly | Women | 2 | 6 | Ayari Aoyama |
| 1998 | Asian Games | 400m freestyle | Men | 2 | 4 | Masato Hirano |
| 1998 | Asian Games | 100m breaststroke | Men | 2 | 4 | Akira Hayashi |
| 1998 | Asian Games | 800m freestyle | Women | 3 | 2 | Eri Yamanoi |
| 1998 | Asian Games | 50m freestyle | Men | 3 | 2 | Hirosuke Hamano |
| 1998 | Asian Games | 4x100m freestyle | Women | 2 | 12 | - |
| 1998 | Asian Games | 100m butterfly | Men | 1 | 7 | Takashi Yamamoto |
| 1998 | Asian Games | 800m freestyle | Women | 2 | 4 | Sachiko Yamada |
| 1998 | Asian Games | 200m butterfly | Men | 1 | 7 | Takashi Yamamoto |
| 1998 | Asian Games | 4x100m freestyle | Men | 1 | 21 | - |
| 1998 | Asian Games | 200m breaststroke | Women | 1 | 7 | Masami Tanaka |
| 1998 | World Championship | 100m backstroke | Women | 2 | 6 | Mai Nakamura |
| 1998 | Asian Games | 200m individual medley | Men | 2 | 4 | Jo Yoshimi |
| 1998 | Asian Games | 200m backstroke | Women | 1 | 7 | Tomoko Hagiwara |
| 1998 | Asian Games | 4x200m freestyle | Men | 1 | 21 | - |
| 1998 | Asian Games | 100m freestyle | Men | 2 | 4 | Shusuke Ito |
| 1998 | Asian Games | 400m individual medley | Men | 1 | 7 | Takahiro Mori |
| 1998 | Asian Games | 400m freestyle | Women | 2 | 4 | Sachiko Yamada |
| 1998 | Asian Games | 4x100m medley | Men | 1 | 21 | - |
| 1998 | Asian Games | 100m backstroke | Women | 1 | 7 | Tomoko Hagiwara |
| 1998 | Asian Games | 200m breaststroke | Men | 3 | 2 | Yoshinobu Miyazaki |
| 1998 | Asian Games | 100m breaststroke | Women | 3 | 2 | Masami Tanaka |
| 1998 | World Championship | 4x100m medley | Women | 3 | 9 | - |
| 1998 | Asian Games | 4x200m freestyle | Women | 2 | 12 | - |
| 1998 | Asian Games | 100m freestyle | Men | 1 | 7 | Shusuke Ito |
| 1998 | World Championship | 200m backstroke | Women | 3 | 3 | Mai Nakamura |
| 1998 | Asian Games | 100m freestyle | Women | 2 | 4 | Sumika Minamoto |
| 1998 | Asian Games | 100m backstroke | Women | 2 | 4 | Mai Nakamura |
| 1998 | World Championship | 400m individual medley | Women | 3 | 3 | Yasuko Tajima |
| 1998 | Asian Games | 200m backstroke | Women | 2 | 4 | Mai Nakamura |
| 1998 | Asian Games | 4x100m medley | Women | 1 | 21 | - |
| 1998 | Asian Games | 50m freestyle | Women | 3 | 2 | Sumika Minamoto |
| 1998 | Asian Games | 200m breaststroke | Women | 3 | 2 | Junko Isoda |
| 1997 | Pan Pacific Championship | 4x100m medley | Women | 3 | 6 | - |
| 1997 | World Championship 25m | 200m butterfly | Women | 2 | 2 | Hitomi Kashima |
| 1997 | Pan Pacific Championship | 100m backstroke | Women | 1 | 7 | Mai Nakamura |
| 1997 | Pan Pacific Championship | 200m backstroke | Women | 1 | 7 | Mai Nakamura |
| 1997 | Pan Pacific Championship | 200m breaststroke | Women | 2 | 4 | Masami Tanaka |
| 1997 | Pan Pacific Championship | 200m breaststroke | Men | 2 | 4 | Yoshiaki Okita |
| 1997 | Pan Pacific Championship | 100m butterfly | Women | 2 | 4 | Ayari Aoyama |
| 1997 | Pan Pacific Championship | 200m backstroke | Women | 3 | 2 | Miki Nakao |
| 1995 | Pan Pacific Championship | 200m backstroke | Women | 2 | 4 | Noriko Inada |
| 1995 | Pan Pacific Championship | 200m freestyle | Women | 1 | 7 | Suzu Chiba |
| 1995 | Pan Pacific Championship | 4x100m medley | Women | 3 | 6 | - |
| 1995 | Pan Pacific Championship | 200m backstroke | Men | 3 | 2 | Ryuji Horii |
| 1995 | Pan Pacific Championship | 100m backstroke | Women | 3 | 2 | Mai Nakamura |
| 1995 | Pan Pacific Championship | 100m backstroke | Women | 1 | 7 | Noriko Inada |
| 1995 | Pan Pacific Championship | 100m freestyle | Women | 3 | 2 | Suzu Chiba |
| 1995 | Pan Pacific Championship | 400m individual medley | Women | 1 | 7 | Fumie Kurotori |
| 1995 | Pan Pacific Championship | 4x100m medley | Men | 3 | 6 | - |
| 1995 | Pan Pacific Championship | 200m breaststroke | Men | 1 | 7 | Akira Hayashi |
| 1995 | Pan Pacific Championship | 200m butterfly | Women | 2 | 4 | Mika Haruna |
| 1995 | Pan Pacific Championship | 4x100m freestyle | Women | 3 | 6 | - |
| 1995 | Pan Pacific Championship | 50m freestyle | Women | 3 | 2 | Sumika Minamoto |
| 1994 | Asian Games | 200m butterfly | Men | 3 | 2 | Osamu Mihara |
| 1994 | Asian Games | 1500m freestyle | Men | 2 | 4 | Masato Hirano |
| 1994 | Asian Games | 100m freestyle | Men | 1 | 7 | Yukihiro Matsushita |
| 1994 | Asian Games | 100m freestyle | Women | 2 | 4 | Naoko Imoto |
| 1994 | Asian Games | 100m backstroke | Women | 2 | 4 | Miki Nakao |
| 1994 | Asian Games | 200m backstroke | Women | 3 | 2 | Miki Nakao |
| 1994 | Asian Games | 4x100m medley | Women | 2 | 12 | - |
| 1994 | Asian Games | 100m breaststroke | Women | 2 | 4 | Masami Tanaka |
| 1994 | Asian Games | 100m freestyle | Women | 3 | 2 | Sumika Minamoto |
| 1994 | Asian Games | 200m breaststroke | Women | 3 | 2 | Masami Tanaka |
| 1994 | Asian Games | 200m freestyle | Women | 3 | 2 | Suzu Chiba |
| 1994 | Asian Games | 200m butterfly | Women | 3 | 2 | Mika Haruna |
| 1994 | Asian Games | 200m freestyle | Men | 2 | 4 | Kazunori Hikida |
| 1994 | Asian Games | 50m freestyle | Women | 2 | 4 | Sumika Minamoto |
| 1994 | Asian Games | 100m backstroke | Men | 1 | 7 | Hajime Itoi |
| 1994 | Asian Games | 200m individual medley | Women | 3 | 2 | Hideko Hiranaka |
| 1994 | Asian Games | 4x100m freestyle | Women | 1 | 21 | - |
| 1994 | Asian Games | 400m individual medley | Women | 3 | 2 | Hitomi Maehara |
| 1994 | Asian Games | 100m butterfly | Men | 2 | 4 | Hajime Itoi |
| 1994 | Asian Games | 400m individual medley | Men | 2 | 4 | Tatsuya Kinugasa |
| 1994 | Asian Games | 400m individual medley | Men | 3 | 2 | Takahiro Fujimoto |
| 1994 | Asian Games | 400m freestyle | Women | 1 | 7 | Suzu Chiba |
| 1994 | Asian Games | 200m freestyle | Men | 1 | 7 | Taihei Maeda |
| 1994 | Asian Games | 200m individual medley | Women | 2 | 4 | Hitomi Maehara |
| 1994 | Asian Games | 50m freestyle | Women | 1 | 7 | Naoko Imoto |
| 1994 | Asian Games | 200m freestyle | Women | 2 | 4 | Eri Yamanoi |
| 1994 | Asian Games | 200m individual medley | Men | 3 | 2 | Tatsuya Kinugasa |
| 1994 | Asian Games | 100m breaststroke | Men | 1 | 7 | Akira Hayashi |
| 1994 | Asian Games | 200m butterfly | Men | 2 | 4 | Mitsuharu Takane |
| 1994 | Asian Games | 100m backstroke | Women | 3 | 2 | Mai Nakamura |
| 1994 | Asian Games | 800m freestyle | Women | 3 | 2 | Sachiko Miyaji |
| 1994 | Asian Games | 100m butterfly | Men | 3 | 2 | Mitsuharu Takane |
| 1994 | Asian Games | 800m freestyle | Women | 2 | 4 | Tomoko Goza |
| 1994 | Asian Games | 100m backstroke | Men | 2 | 4 | Eiji Komine |
| 1994 | Asian Games | 4x100m freestyle | Men | 1 | 21 | - |
| 1994 | Asian Games | 200m breaststroke | Men | 2 | 4 | Akira Hayashi |
| 1994 | Asian Games | 200m individual medley | Men | 2 | 4 | Takahiro Fujimoto |
| 1994 | Asian Games | 400m freestyle | Men | 3 | 2 | Masayuki Fujimoto |
| 1994 | Asian Games | 4x200m freestyle | Men | 1 | 21 | - |
| 1994 | Asian Games | 400m freestyle | Women | 2 | 4 | Sachiko Miyaji |
| 1994 | Asian Games | 200m backstroke | Men | 3 | 2 | Ryuji Horii |
| 1994 | Asian Games | 4x100m medley | Men | 1 | 21 | - |
| 1994 | Asian Games | 100m breaststroke | Women | 3 | 2 | Hitomi Maehara |
| 1994 | Asian Games | 200m backstroke | Men | 2 | 4 | Hajime Itoi |
| 1993 | Pan Pacific Championship | 4x100m medley | Men | 3 | 6 | - |
| 1993 | Pan Pacific Championship | 4x200m freestyle | Women | 3 | 6 | - |
| 1993 | Pan Pacific Championship | 200m freestyle | Women | 3 | 2 | Suzu Chiba |
| 1993 | Pan Pacific Championship | 200m butterfly | Women | 2 | 4 | Mika Haruna |
| 1993 | Pan Pacific Championship | 100m breaststroke | Men | 2 | 4 | Akira Hayashi |
| 1993 | Pan Pacific Championship | 200m butterfly | Women | 1 | 7 | Rie Shito |
| 1993 | Pan Pacific Championship | 400m freestyle | Women | 3 | 2 | Suzu Chiba |
| 1993 | Pan Pacific Championship | 4x100m medley | Women | 3 | 6 | - |
| 1993 | Pan Pacific Championship | 200m backstroke | Men | 3 | 2 | Hajime Itoi |
| 1993 | Pan Pacific Championship | 100m backstroke | Women | 3 | 2 | Yoko Koikawa |
| 1993 | Pan Pacific Championship | 200m butterfly | Men | 3 | 2 | Mitsuharu Takane |
| 1993 | Pan Pacific Championship | 200m individual medley | Women | 2 | 4 | Hitomi Maehara |
| 1993 | Pan Pacific Championship | 100m backstroke | Men | 3 | 2 | Hajime Itoi |
| 1993 | World Championship 25m | 200m breaststroke | Women | 2 | 2 | Hitomi Maehara |
| 1992 | Olympic Games | 200m breaststroke | Women | 1 | 30 | Kyoko Iwasaki |
| 1991 | Pan Pacific Championship | 200m butterfly | Men | 3 | 2 | Keiichi Kawanaka |
| 1991 | World Championship | 400m freestyle | Women | 3 | 3 | Suzu Chiba |
| 1991 | Pan Pacific Championship | 100m butterfly | Women | 3 | 2 | Yoko Kando |
| 1991 | Pan Pacific Championship | 4x100m freestyle | Women | 2 | 12 | - |
| 1991 | Pan Pacific Championship | 200m butterfly | Women | 3 | 2 | Yoko Kando |
| 1991 | Pan Pacific Championship | 200m freestyle | Women | 3 | 2 | Suzu Chiba |
| 1991 | Pan Pacific Championship | 100m breaststroke | Men | 3 | 2 | Akira Hayashi |
| 1991 | Pan Pacific Championship | 4x200m freestyle | Women | 2 | 12 | - |
| 1991 | Pan Pacific Championship | 200m breaststroke | Women | 3 | 2 | Kyoko Kasuya |
| 1991 | Pan Pacific Championship | 400m freestyle | Women | 3 | 2 | Suzu Chiba |
| 1991 | Pan Pacific Championship | 200m breaststroke | Men | 2 | 4 | Hiroshi Fujieda |
| 1991 | World Championship | 200m butterfly | Women | 2 | 6 | Rie Shito |
| 1991 | Pan Pacific Championship | 4x100m medley | Women | 3 | 6 | - |
| 1991 | Pan Pacific Championship | 200m backstroke | Men | 3 | 2 | Hajime Itoi |
| 1990 | Asian Games | 100m backstroke | Men | 2 | 4 | Hajime Itoi |
| 1990 | Asian Games | 200m breaststroke | Men | 2 | 4 | Nobuyuki Kawaguchi |
| 1990 | Asian Games | 200m individual medley | Men | 2 | 4 | Shuichi Nakamura |
| 1990 | Asian Games | 1500m freestyle | Men | 3 | 2 | Masashi Kato |
| 1990 | Asian Games | 4x200m freestyle | Men | 1 | 21 | - |
| 1990 | Asian Games | 100m backstroke | Men | 3 | 2 | Keita Soraoka |
| 1990 | Asian Games | 4x100m freestyle | Men | 2 | 12 | - |
| 1990 | Asian Games | 200m backstroke | Men | 3 | 2 | Hajime Itoi |
| 1990 | Asian Games | 100m breaststroke | Women | 3 | 2 | Asako Natsume |
| 1990 | Asian Games | 50m freestyle | Women | 3 | 2 | Naoko Imoto |
| 1990 | Asian Games | 400m freestyle | Men | 1 | 7 | Tomohiro Noguchi |
| 1990 | Asian Games | 200m individual medley | Men | 1 | 7 | Takahiro Fujimoto |
| 1990 | Asian Games | 200m backstroke | Men | 2 | 4 | Keita Soraoka |
| 1990 | Asian Games | 1500m freestyle | Men | 1 | 7 | Masayuki Fujimoto |
| 1990 | Asian Games | 100m breaststroke | Men | 3 | 2 | Nobuyuki Kawaguchi |
| 1990 | Asian Games | 200m breaststroke | Men | 1 | 7 | Kenji Watanabe |
| 1990 | Asian Games | 100m butterfly | Women | 3 | 2 | Yoko Kando |
| 1990 | Asian Games | 200m backstroke | Women | 3 | 2 | Satomi Oguri |
| 1990 | Asian Games | 4x100m medley | Women | 2 | 12 | - |
| 1990 | Asian Games | 100m breaststroke | Women | 2 | 4 | Kyoko Kasuya |
| 1990 | Asian Games | 4x100m medley | Men | 2 | 12 | - |
| 1990 | Asian Games | 400m freestyle | Men | 2 | 4 | Takafumi Asahara |
| 1990 | Asian Games | 200m breaststroke | Women | 3 | 2 | Kyoko Kasuya |
| 1990 | Asian Games | 100m freestyle | Women | 3 | 2 | Suzu Chiba |
| 1990 | Asian Games | 100m breaststroke | Men | 2 | 4 | Kenji Watanabe |
| 1990 | Asian Games | 200m butterfly | Women | 3 | 2 | Rie Shito |
| 1990 | Asian Games | 200m freestyle | Men | 2 | 4 | Tomohiro Noguchi |
| 1990 | Asian Games | 400m individual medley | Women | 3 | 2 | Fumie Kurotori |
| 1990 | Asian Games | 100m butterfly | Men | 2 | 4 | Kunio Sugimoto |
| 1990 | Asian Games | 400m individual medley | Men | 2 | 4 | Shuichi Nakamura |
| 1990 | Asian Games | 200m butterfly | Men | 1 | 7 | Kunio Sugimoto |
| 1990 | Asian Games | 200m individual medley | Women | 2 | 4 | Fumie Kurotori |
| 1990 | Asian Games | 200m freestyle | Women | 2 | 4 | Suzu Chiba |
| 1990 | Asian Games | 400m individual medley | Men | 1 | 7 | Takahiro Fujimoto |
| 1990 | Asian Games | 200m butterfly | Men | 2 | 4 | Tomohiro Miyoshi |
| 1990 | Asian Games | 100m backstroke | Women | 3 | 2 | Satomi Oguri |
| 1990 | Asian Games | 400m freestyle | Women | 3 | 2 | Suzu Chiba |
| 1990 | Asian Games | 800m freestyle | Women | 3 | 2 | Tomomi Hosoda |
| 1990 | Asian Games | 100m butterfly | Men | 3 | 2 | Tomohiro Miyoshi |
| 1989 | Pan Pacific Championship | 200m butterfly | Women | 1 | 7 | Rie Shito |
| 1989 | Pan Pacific Championship | 4x200m freestyle | Women | 2 | 12 | - |
| 1988 | Olympic Games | 100m backstroke | Men | 1 | 30 | Daichi Suzuki |
| 1987 | Pan Pacific Championship | 200m butterfly | Women | 2 | 4 | Takayo Kitano |
| 1987 | Pan Pacific Championship | 200m butterfly | Women | 3 | 2 | Kiyomi Takahashi |
| 1987 | Pan Pacific Championship | 100m backstroke | Men | 2 | 4 | Daichi Suzuki |
| 1986 | Asian Games | 200m butterfly | Women | 1 | 7 | Izumi Kawahara |
| 1986 | Asian Games | 100m butterfly | Women | 2 | 4 | Yoko Kawahigashi |
| 1986 | Asian Games | 200m individual medley | Women | 1 | 7 | Naomi Sekido |
| 1986 | Asian Games | 200m butterfly | Men | 1 | 7 | Hiroshi Sato |
| 1986 | Asian Games | 200m individual medley | Women | 2 | 4 | Hiroyo Harada |
| 1986 | Asian Games | 200m backstroke | Women | 2 | 4 | Naomi Sekido |
| 1986 | Asian Games | 4x100m medley | Women | 1 | 21 | - |
| 1986 | Asian Games | 200m freestyle | Women | 2 | 4 | Mika Saito |
| 1986 | Asian Games | 100m backstroke | Women | 3 | 2 | Naomi Sekido |
| 1986 | Asian Games | 400m individual medley | Men | 1 | 7 | Naritoshi Matsuda |
| 1986 | Asian Games | 4x100m medley | Men | 1 | 21 | - |
| 1986 | Asian Games | 400m freestyle | Women | 3 | 2 | Miki Wakahoi |
| 1986 | Asian Games | 800m freestyle | Women | 3 | 2 | Miki Wakahoi |
| 1986 | Asian Games | 100m butterfly | Men | 3 | 2 | Hiroshi Sato |
| 1986 | Asian Games | 1500m freestyle | Men | 2 | 4 | Shigeo Ogata |
| 1986 | Asian Games | 200m butterfly | Men | 3 | 2 | Yukinori Tanaka |
| 1986 | Asian Games | 100m freestyle | Men | 1 | 7 | Katsunori Fujiwara |
| 1986 | Asian Games | 100m backstroke | Men | 2 | 4 | Shigemori Maruyama |
| 1986 | Asian Games | 200m breaststroke | Men | 2 | 4 | Naritoshi Matsuda |
| 1986 | Asian Games | 100m backstroke | Women | 2 | 4 | Kaoru Ono |
| 1986 | Asian Games | 4x200m freestyle | Men | 1 | 21 | - |
| 1986 | Asian Games | 4x100m freestyle | Men | 2 | 12 | - |
| 1986 | Asian Games | 200m backstroke | Men | 3 | 2 | Shigemori Maruyama |
| 1986 | Asian Games | 200m breaststroke | Women | 2 | 4 | Asako Natsume |
| 1986 | Asian Games | 200m individual medley | Men | 1 | 7 | Naritoshi Matsuda |
| 1986 | Asian Games | 200m butterfly | Women | 2 | 4 | Kiyomi Takahashi |
| 1986 | Asian Games | 100m breaststroke | Men | 3 | 2 | Kenji Watanabe |
| 1986 | Asian Games | 100m backstroke | Men | 1 | 7 | Daichi Suzuki |
| 1986 | Asian Games | 200m breaststroke | Men | 1 | 7 | Kenji Watanabe |
| 1986 | Asian Games | 4x100m freestyle | Women | 2 | 12 | - |
| 1986 | Asian Games | 100m butterfly | Women | 3 | 2 | Kiyomi Takahashi |
| 1986 | Asian Games | 100m butterfly | Men | 1 | 7 | Hiroshi Miura |
| 1986 | Asian Games | 200m freestyle | Women | 1 | 7 | Chikako Nakamori |
| 1986 | Asian Games | 200m backstroke | Women | 3 | 2 | Hiroyo Harada |
| 1986 | Asian Games | 100m breaststroke | Women | 2 | 4 | Hiroko Nagasaki |
| 1986 | Asian Games | 200m freestyle | Men | 1 | 7 | Katsunori Fujiwara |
| 1986 | Asian Games | 200m breaststroke | Women | 1 | 7 | Hiroko Nagasaki |
| 1986 | Asian Games | 400m freestyle | Men | 2 | 4 | Shigeo Ogata |
| 1986 | Asian Games | 400m individual medley | Women | 2 | 4 | Naomi Sekido |
| 1986 | Asian Games | 100m breaststroke | Men | 2 | 4 | Hisashi Fuwa |
| 1986 | Asian Games | 200m individual medley | Men | 3 | 2 | Satoshi Takeda |
| 1986 | Asian Games | 200m freestyle | Men | 2 | 4 | Shigeo Ogata |
| 1986 | Asian Games | 100m freestyle | Women | 1 | 7 | Yoko Shimao |
| 1986 | Asian Games | 400m individual medley | Men | 2 | 4 | Satoshi Takeda |
| 1986 | Asian Games | 200m backstroke | Men | 1 | 7 | Kazuya Ikeda |
| 1985 | Pan Pacific Championship | 100m breaststroke | Women | 2 | 4 | Hiroko Nagasaki |
| 1985 | Pan Pacific Championship | 4x100m medley | Women | 3 | 6 | - |
| 1985 | Pan Pacific Championship | 200m breaststroke | Women | 1 | 7 | Hiroko Nagasaki |
| 1982 | Asian Games | 100m butterfly | Men | 1 | 7 | Taihei Saka |
| 1982 | Asian Games | 200m freestyle | Women | 1 | 7 | Kaori Yanase |
| 1982 | Asian Games | 200m backstroke | Women | 3 | 2 | Hisae Asari |
| 1982 | Asian Games | 800m freestyle | Women | 2 | 4 | Junko Sakurai |
| 1982 | Asian Games | 200m breaststroke | Women | 1 | 7 | Hiroko Nagasaki |
| 1982 | Asian Games | 400m individual medley | Women | 2 | 4 | Naomi Sekido |
| 1982 | Asian Games | 100m breaststroke | Women | 1 | 7 | Hiroko Nagasaki |
| 1982 | Asian Games | 100m breaststroke | Men | 2 | 4 | Shigehiro Takahashi |
| 1982 | Asian Games | 400m freestyle | Women | 2 | 4 | Junko Sakurai |
| 1982 | Asian Games | 200m individual medley | Men | 3 | 2 | Shinji Ito |
| 1982 | Asian Games | 100m freestyle | Women | 1 | 7 | Kaori Yanase |
| 1982 | Asian Games | 200m backstroke | Men | 1 | 7 | Hidetoshi Takahashi |
| 1982 | Asian Games | 200m butterfly | Women | 1 | 7 | Kiyomi Takahashi |
| 1982 | Asian Games | 100m butterfly | Women | 2 | 4 | Kiyomi Takahashi |
| 1982 | Asian Games | 200m butterfly | Men | 1 | 7 | Taihei Saka |
| 1982 | Asian Games | 200m individual medley | Women | 2 | 4 | Hideka Koshimizu |
| 1982 | Asian Games | 200m individual medley | Men | 2 | 4 | Keiichi Ohata |
| 1982 | Asian Games | 100m freestyle | Women | 2 | 4 | Chikako Nakamori |
| 1982 | Asian Games | 100m butterfly | Women | 1 | 7 | Takemi Ise |
| 1982 | Asian Games | 4x100m medley | Women | 1 | 21 | - |
| 1982 | Asian Games | 200m freestyle | Women | 2 | 4 | Mika Saito |
| 1982 | Asian Games | 100m backstroke | Women | 3 | 2 | Koto Maeda |
| 1982 | Asian Games | 400m individual medley | Men | 1 | 7 | Keiichi Ohata |
| 1982 | Asian Games | 4x100m medley | Men | 1 | 21 | - |
| 1982 | Asian Games | 400m individual medley | Women | 1 | 7 | Hideka Koshimizu |
| 1982 | Asian Games | 400m freestyle | Men | 1 | 7 | Ikuhiro Terashita |
| 1982 | Asian Games | 1500m freestyle | Men | 2 | 4 | Keisuke Okuno |
| 1982 | Asian Games | 1500m freestyle | Men | 1 | 7 | Kimihiro Anzai |
| 1982 | Asian Games | 200m butterfly | Men | 3 | 2 | Masakazu Hirata |
| 1982 | Asian Games | 100m backstroke | Men | 2 | 4 | Hidetoshi Takahashi |
| 1982 | Asian Games | 4x100m freestyle | Women | 1 | 21 | - |
| 1982 | Asian Games | 4x200m freestyle | Men | 1 | 21 | - |
| 1982 | Asian Games | 4x100m freestyle | Men | 2 | 12 | - |
| 1982 | Asian Games | 400m individual medley | Men | 3 | 2 | Shinji Ito |
| 1982 | Asian Games | 400m freestyle | Women | 1 | 7 | Mika Saito |
| 1982 | Asian Games | 200m butterfly | Women | 2 | 4 | Takemi Ise |
| 1982 | Asian Games | 100m backstroke | Men | 1 | 7 | Kenji Ikeda |
| 1982 | Asian Games | 800m freestyle | Women | 1 | 7 | Naomi Sekido |
| 1982 | Asian Games | 200m breaststroke | Men | 3 | 2 | Shigehiro Takahashi |
| 1982 | Asian Games | 200m breaststroke | Men | 1 | 7 | Naritoshi Matsuda |
| 1978 | Asian Games | 4x100m freestyle | Men | 1 | 21 | - |
| 1978 | Asian Games | 400m freestyle | Men | 2 | 4 | Kazuhiko Yoshihara |
| 1978 | Asian Games | 200m butterfly | Women | 2 | 4 | Naoko Kume |
| 1978 | Asian Games | 100m backstroke | Men | 1 | 7 | Kenji Ikeda |
| 1978 | Asian Games | 200m breaststroke | Men | 1 | 7 | Shigehiro Takahashi |
| 1978 | Asian Games | 400m individual medley | Men | 2 | 4 | Tsuyoshi Yanagidate |
| 1978 | Asian Games | 100m butterfly | Men | 1 | 7 | Shinsuke Kayama |
| 1978 | Asian Games | 800m freestyle | Women | 2 | 4 | Kana Kamo |
| 1978 | Asian Games | 200m individual medley | Women | 1 | 7 | Mio Hirata |
| 1978 | Asian Games | 200m freestyle | Men | 3 | 2 | Hiroshi Sakamoto |
| 1978 | Asian Games | 200m breaststroke | Women | 1 | 7 | Chieko Watanabe |
| 1978 | Asian Games | 400m individual medley | Women | 2 | 4 | Yuko Imamichi |
| 1978 | Asian Games | 200m backstroke | Women | 2 | 4 | Naoko Miura |
| 1978 | Asian Games | 100m breaststroke | Men | 2 | 4 | Hiroshi Kabatani |
| 1978 | Asian Games | 400m freestyle | Women | 2 | 4 | Kana Kamo |
| 1978 | Asian Games | 100m breaststroke | Women | 1 | 7 | Chieko Watanabe |
| 1978 | Asian Games | 800m freestyle | Women | 3 | 2 | Magumi Tochihara |
| 1978 | Asian Games | 100m breaststroke | Women | 3 | 2 | Chiharu Mori |
| 1978 | Asian Games | 100m freestyle | Women | 1 | 7 | Sachiko Yamazaki |
| 1978 | Asian Games | 200m backstroke | Men | 1 | 7 | Tsuyoshi Takahashi |
| 1978 | Asian Games | 200m butterfly | Women | 1 | 7 | Yasue Hatsuda |
| 1978 | Asian Games | 200m freestyle | Women | 3 | 2 | Sachiko Yamazaki |
| 1978 | Asian Games | 100m butterfly | Women | 2 | 4 | Naoko Kume |
| 1978 | Asian Games | 100m freestyle | Men | 1 | 7 | Tsuyoshi Yanagidate |
| 1978 | Asian Games | 200m butterfly | Men | 1 | 7 | Shinsuke Kayama |
| 1978 | Asian Games | 200m individual medley | Women | 2 | 4 | Yuko Imamichi |
| 1978 | Asian Games | 200m breaststroke | Men | 2 | 4 | Hiroshi Kabatani |
| 1978 | Asian Games | 200m individual medley | Men | 2 | 4 | Kozo Tatsumi |
| 1978 | Asian Games | 100m freestyle | Women | 2 | 4 | Shiho Sakanishi |
| 1978 | Asian Games | 100m backstroke | Women | 2 | 4 | Naoko Miura |
| 1978 | Asian Games | 4x100m medley | Women | 1 | 21 | - |
| 1978 | Asian Games | 100m butterfly | Women | 1 | 7 | Yasue Hatsuda |
| 1978 | Asian Games | 200m backstroke | Men | 3 | 2 | Kenji Ikeda |
| 1978 | Asian Games | 400m individual medley | Men | 1 | 7 | Kozo Tatsumi |
| 1978 | Asian Games | 4x100m medley | Men | 1 | 21 | - |
| 1978 | Asian Games | 400m individual medley | Women | 1 | 7 | Mio Hirata |
| 1978 | Asian Games | 200m breaststroke | Women | 2 | 4 | Chiharu Mori |
| 1978 | Asian Games | 400m freestyle | Men | 1 | 7 | Shuji Tsukasaki |
| 1978 | Asian Games | 200m individual medley | Men | 1 | 7 | Tsuyoshi Yanagidate |
| 1978 | Asian Games | 200m backstroke | Women | 1 | 7 | Hisae Asari |
| 1978 | Asian Games | 1500m freestyle | Men | 2 | 4 | Takehiko Kawakami |
| 1978 | Asian Games | 1500m freestyle | Men | 1 | 7 | Shuji Tsukasaki |
| 1978 | Asian Games | 100m breaststroke | Men | 1 | 7 | Shigehiro Takahashi |
| 1978 | Asian Games | 100m backstroke | Men | 2 | 4 | Tsuyoshi Takahashi |
| 1978 | Asian Games | 100m backstroke | Women | 1 | 7 | Hisae Asari |
| 1978 | Asian Games | 4x100m freestyle | Women | 1 | 21 | - |
| 1978 | Asian Games | 4x200m freestyle | Men | 1 | 21 | - |
| 1975 | World Championship | 100m breaststroke | Men | 2 | 6 | Nobutaka Taguchi |
| 1974 | Asian Games | 200m backstroke | Men | 3 | 2 | Toshimitsu Yamamoto |
| 1974 | Asian Games | 400m individual medley | Men | 1 | 7 | Tsuyoshi Yanagidate |
| 1974 | Asian Games | 4x100m medley | Men | 1 | 21 | - |
| 1974 | Asian Games | 100m breaststroke | Women | 2 | 4 | Yoko Yamamoto |
| 1974 | Asian Games | 400m freestyle | Women | 1 | 7 | Fusae Nakamura |
| 1974 | Asian Games | 200m freestyle | Men | 1 | 7 | Yukio Horiuchi |
| 1974 | Asian Games | 400m freestyle | Men | 3 | 2 | Kaname Sakamoto |
| 1974 | Asian Games | 200m breaststroke | Women | 2 | 4 | Yoko Yamamoto |
| 1974 | Asian Games | 200m individual medley | Men | 1 | 7 | Jiro Sasaki |
| 1974 | Asian Games | 1500m freestyle | Men | 2 | 4 | Shuji Ono |
| 1974 | Asian Games | 100m breaststroke | Men | 1 | 7 | Nobutaka Taguchi |
| 1974 | Asian Games | 200m butterfly | Men | 2 | 4 | Hideaki Hara |
| 1974 | Asian Games | 100m backstroke | Women | 1 | 7 | Suzuko Matsumura |
| 1974 | Asian Games | 200m breaststroke | Men | 3 | 2 | Kenichi Ueda |
| 1974 | Asian Games | 4x100m freestyle | Women | 1 | 21 | - |
| 1974 | Asian Games | 4x200m freestyle | Men | 1 | 21 | - |
| 1974 | Asian Games | 200m freestyle | Women | 1 | 7 | Yoshimi Nishigawa |
| 1974 | Asian Games | 4x100m freestyle | Men | 1 | 21 | - |
| 1974 | Asian Games | 400m freestyle | Men | 2 | 4 | Shuji Ono |
| 1974 | Asian Games | 100m backstroke | Men | 3 | 2 | Toshimitsu Yamamoto |
| 1974 | Asian Games | 100m backstroke | Men | 1 | 7 | Tadashi Honda |
| 1974 | Asian Games | 400m freestyle | Women | 3 | 2 | Atsuko Sakai |
| 1974 | Asian Games | 200m breaststroke | Men | 1 | 7 | Nobutaka Taguchi |
| 1974 | Asian Games | 400m individual medley | Men | 2 | 4 | Jiro Sasaki |
| 1974 | Asian Games | 100m butterfly | Men | 3 | 2 | Yasuhiro Komazaki |
| 1974 | Asian Games | 100m butterfly | Men | 1 | 7 | Hideaki Hara |
| 1974 | Asian Games | 200m individual medley | Women | 1 | 7 | Yoshimi Nishigawa |
| 1974 | Asian Games | 200m breaststroke | Women | 1 | 7 | Toshiko Haruoka |
| 1974 | Asian Games | 200m freestyle | Women | 2 | 4 | Fusae Nakamura |
| 1974 | Asian Games | 100m freestyle | Men | 3 | 2 | Akira Iida |
| 1974 | Asian Games | 100m breaststroke | Women | 1 | 7 | Toshiko Haruoka |
| 1974 | Asian Games | 100m freestyle | Women | 1 | 7 | Yoshimi Nishigawa |
| 1974 | Asian Games | 200m backstroke | Men | 1 | 7 | Tadashi Honda |
| 1974 | Asian Games | 100m butterfly | Women | 2 | 4 | Yukari Takemoto |
| 1974 | Asian Games | 200m individual medley | Women | 2 | 4 | Yukari Takemoto |
| 1974 | Asian Games | 100m breaststroke | Men | 3 | 2 | Kenichi Ueda |
| 1974 | Asian Games | 200m individual medley | Men | 2 | 4 | Tsuyoshi Yanagidate |
| 1974 | Asian Games | 200m butterfly | Men | 1 | 7 | Yasuhiro Komazaki |
| 1974 | Asian Games | 100m freestyle | Women | 2 | 4 | Motoko Osawa |
| 1974 | Asian Games | 100m backstroke | Women | 2 | 4 | Taeko Sudo |
| 1974 | Asian Games | 4x100m medley | Women | 1 | 21 | - |
| 1974 | Asian Games | 100m butterfly | Women | 1 | 7 | Yasue Hatsuda |
| 1973 | World Championship | 100m breaststroke | Men | 3 | 3 | Nobutaka Taguchi |
| 1973 | World Championship | 200m breaststroke | Men | 3 | 3 | Nobutaka Taguchi |
| 1973 | World Championship | 100m butterfly | Women | 3 | 3 | Mayumi Aoki |
| 1972 | Olympic Games | 200m breaststroke | Men | 3 | 6 | Nobutaka Taguchi |
| 1972 | Olympic Games | 100m breaststroke | Men | 1 | 30 | Nobutaka Taguchi |
| 1972 | Olympic Games | 100m butterfly | Women | 1 | 30 | Mayumi Aoki |
| 1970 | Asian Games | 100m breaststroke | Women | 1 | 7 | Hitomi Tanigami |
| 1970 | Asian Games | 100m freestyle | Women | 1 | 7 | Yoshimi Nishigawa |
| 1970 | Asian Games | 200m backstroke | Men | 1 | 7 | Tadashi Honda |
| 1970 | Asian Games | 100m butterfly | Women | 2 | 4 | Kazuyo Banno |
| 1970 | Asian Games | 200m freestyle | Men | 2 | 4 | Noboru Waseda |
| 1970 | Asian Games | 100m backstroke | Men | 2 | 4 | Koji Hoshino |
| 1970 | Asian Games | 200m individual medley | Women | 2 | 4 | Yukari Takemoto |
| 1970 | Asian Games | 200m butterfly | Men | 1 | 7 | Yasuhiro Komazaki |
| 1970 | Asian Games | 100m freestyle | Women | 2 | 4 | Shigeko Kawanishi |
| 1970 | Asian Games | 100m backstroke | Women | 2 | 4 | Kikuyo Ishii |
| 1970 | Asian Games | 4x100m medley | Women | 1 | 21 | - |
| 1970 | Asian Games | 100m butterfly | Women | 1 | 7 | Mayumi Aoki |
| 1970 | Asian Games | 400m individual medley | Men | 1 | 7 | Toru Udo |
| 1970 | Asian Games | 4x100m medley | Men | 1 | 21 | - |
| 1970 | Asian Games | 100m breaststroke | Women | 2 | 4 | Chieno Shibata |
| 1970 | Asian Games | 400m freestyle | Women | 1 | 7 | Tae Iguchi |
| 1970 | Asian Games | 200m freestyle | Men | 1 | 7 | Kunihiro Iwasaki |
| 1970 | Asian Games | 400m freestyle | Men | 3 | 2 | Toshinori Murata |
| 1970 | Asian Games | 200m breaststroke | Women | 2 | 4 | Hitomi Tanigami |
| 1970 | Asian Games | 1500m freestyle | Men | 3 | 2 | Toshinori Murata |
| 1970 | Asian Games | 1500m freestyle | Men | 2 | 4 | Akira Iida |
| 1970 | Asian Games | 100m breaststroke | Men | 1 | 7 | Nobutaka Taguchi |
| 1970 | Asian Games | 200m butterfly | Men | 2 | 4 | Satoshi Maruya |
| 1970 | Asian Games | 100m backstroke | Women | 1 | 7 | Yukiko Goshi |
| 1970 | Asian Games | 4x100m freestyle | Women | 1 | 21 | - |
| 1970 | Asian Games | 200m backstroke | Men | 2 | 4 | Koji Hoshino |
| 1970 | Asian Games | 4x200m freestyle | Men | 1 | 21 | - |
| 1970 | Asian Games | 200m freestyle | Women | 1 | 7 | Yoshimi Nishigawa |
| 1970 | Asian Games | 4x100m freestyle | Men | 1 | 21 | - |
| 1970 | Asian Games | 400m freestyle | Men | 2 | 4 | Akira Iida |
| 1970 | Asian Games | 100m backstroke | Men | 1 | 7 | Tadashi Honda |
| 1970 | Asian Games | 400m freestyle | Women | 3 | 2 | Eiko Goshi |
| 1970 | Asian Games | 200m breaststroke | Men | 1 | 7 | Nobutaka Taguchi |
| 1970 | Asian Games | 400m individual medley | Men | 2 | 4 | Junhachiro Tsutsumi |
| 1970 | Asian Games | 100m freestyle | Men | 2 | 4 | Kunihiro Iwasaki |
| 1970 | Asian Games | 100m butterfly | Men | 1 | 7 | Yasuhiro Komazaki |
| 1970 | Asian Games | 200m individual medley | Women | 1 | 7 | Yoshimi Nishigawa |
| 1970 | Asian Games | 100m freestyle | Men | 1 | 7 | Shojiro Sawa |
| 1970 | Asian Games | 200m breaststroke | Women | 1 | 7 | Chieno Shibata |
| 1970 | Asian Games | 200m freestyle | Women | 2 | 4 | Shigeko Kawanishi |
| 1970 | Asian Games | 100m butterfly | Men | 2 | 4 | Satoshi Maruya |
| 1966 | Asian Games | 100m backstroke | Men | 1 | 7 | Yushiro Hayashi |
| 1966 | Asian Games | 400m freestyle | Women | 3 | 2 | Miwako Kobayashi |
| 1966 | Asian Games | 200m breaststroke | Men | 1 | 7 | Koichi Yamanami |
| 1966 | Asian Games | 400m freestyle | Men | 1 | 7 | Etsujiro Takase |
| 1966 | Asian Games | 100m freestyle | Men | 2 | 4 | Teruhiko Kitani |
| 1966 | Asian Games | 100m butterfly | Men | 1 | 7 | Isao Nakajima |
| 1966 | Asian Games | 1500m freestyle | Men | 1 | 7 | Etsujiro Takase |
| 1966 | Asian Games | 200m individual medley | Women | 1 | 7 | Yasuko Fujii |
| 1966 | Asian Games | 100m freestyle | Men | 1 | 7 | Kunihiro Iwasaki |
| 1966 | Asian Games | 200m breaststroke | Women | 1 | 7 | Sakiko Yamashita |
| 1966 | Asian Games | 100m breaststroke | Women | 1 | 7 | Yoshiko Morizane |
| 1966 | Asian Games | 100m freestyle | Women | 1 | 7 | Michiko Kihara |
| 1966 | Asian Games | 200m backstroke | Men | 1 | 7 | Shigeo Fukushima |
| 1966 | Asian Games | 100m butterfly | Women | 2 | 4 | Eiko Takahashi |
| 1966 | Asian Games | 200m butterfly | Men | 1 | 7 | Yasuo Takada |
| 1966 | Asian Games | 100m backstroke | Men | 2 | 4 | Kishio Tanaka |
| 1966 | Asian Games | 100m backstroke | Women | 2 | 4 | Kimiko Gabe |
| 1966 | Asian Games | 4x100m medley | Women | 1 | 21 | - |
| 1966 | Asian Games | 100m butterfly | Women | 1 | 7 | Masako Ishii |
| 1966 | Asian Games | 400m individual medley | Men | 1 | 7 | Shigeo Fukushima |
| 1966 | Asian Games | 4x100m medley | Men | 1 | 21 | - |
| 1966 | Asian Games | 100m breaststroke | Women | 2 | 4 | Sakiko Yamashita |
| 1966 | Asian Games | 400m freestyle | Women | 1 | 7 | Kazue Hayakawa |
| 1966 | Asian Games | 200m freestyle | Men | 1 | 7 | Kunihiro Iwasaki |
| 1966 | Asian Games | 200m breaststroke | Women | 2 | 4 | Yoshiko Morizane |
| 1966 | Asian Games | 1500m freestyle | Men | 2 | 4 | Katsuji Ito |
| 1966 | Asian Games | 100m breaststroke | Men | 1 | 7 | Kenji Ishikawa |
| 1966 | Asian Games | 200m butterfly | Men | 2 | 4 | Shinji Yamanouchi |
| 1966 | Asian Games | 100m breaststroke | Men | 2 | 4 | Koichi Yamanami |
| 1966 | Asian Games | 100m backstroke | Women | 1 | 7 | Satoko Tanaka |
| 1966 | Asian Games | 4x100m freestyle | Women | 1 | 21 | - |
| 1966 | Asian Games | 200m backstroke | Men | 2 | 4 | Yushiro Hayashi |
| 1966 | Asian Games | 100m butterfly | Men | 3 | 2 | Yasuo Takada |
| 1966 | Asian Games | 4x200m freestyle | Men | 1 | 21 | - |
| 1966 | Asian Games | 200m freestyle | Women | 3 | 2 | Kazue Hayakawa |
| 1966 | Asian Games | 200m freestyle | Women | 1 | 7 | Michiko Kihara |
| 1966 | Asian Games | 200m breaststroke | Men | 2 | 4 | Kenji Ishikawa |
| 1964 | Olympic Games | 4x200m freestyle | Men | 3 | 18 | - |
| 1962 | Asian Games | 100m breaststroke | Men | 1 | 7 | Kenji Ishikawa |
| 1962 | Asian Games | 200m butterfly | Men | 2 | 4 | Koji Iwamoto |
| 1962 | Asian Games | 100m breaststroke | Men | 2 | 4 | Kiyoshi Nakagawa |
| 1962 | Asian Games | 100m backstroke | Women | 1 | 7 | Satoko Tanaka |
| 1962 | Asian Games | 4x100m freestyle | Women | 1 | 21 | - |
| 1962 | Asian Games | 200m backstroke | Men | 2 | 4 | Kazuo Tomita |
| 1962 | Asian Games | 4x200m freestyle | Men | 1 | 21 | - |
| 1962 | Asian Games | 200m freestyle | Women | 1 | 7 | Yoshiko Sato |
| 1962 | Asian Games | 200m breaststroke | Men | 2 | 4 | Kenji Ishikawa |
| 1962 | Asian Games | 200m freestyle | Women | 2 | 4 | Yumiko Kobayashi |
| 1962 | Asian Games | 100m butterfly | Men | 2 | 4 | Koji Iwamoto |
| 1962 | Asian Games | 100m backstroke | Men | 1 | 7 | Kazuo Tomita |
| 1962 | Asian Games | 200m breaststroke | Men | 1 | 7 | Kiyoshi Nakagawa |
| 1962 | Asian Games | 100m freestyle | Men | 2 | 4 | Tadaharu Goto |
| 1962 | Asian Games | 100m butterfly | Men | 1 | 7 | Kenzo Izutsu |
| 1962 | Asian Games | 200m freestyle | Men | 2 | 4 | Tadaharu Goto |
| 1962 | Asian Games | 100m freestyle | Men | 1 | 7 | Keigo Shimizu |
| 1962 | Asian Games | 200m breaststroke | Women | 1 | 7 | Noriko Yamamoto |
| 1962 | Asian Games | 100m freestyle | Women | 2 | 4 | Toyoko Kimura |
| 1962 | Asian Games | 100m breaststroke | Women | 1 | 7 | Noriko Yamamoto |
| 1962 | Asian Games | 400m freestyle | Men | 3 | 2 | Masami Nakabo |
| 1962 | Asian Games | 1500m freestyle | Men | 3 | 2 | Toshiaki Sahara |
| 1962 | Asian Games | 200m backstroke | Men | 1 | 7 | Keisuke Ito |
| 1962 | Asian Games | 100m freestyle | Women | 1 | 7 | Yoshiko Sato |
| 1962 | Asian Games | 100m butterfly | Women | 2 | 4 | Michiyo Nakanishi |
| 1962 | Asian Games | 400m freestyle | Women | 2 | 4 | Kazue Hayakawa |
| 1962 | Asian Games | 200m butterfly | Men | 1 | 7 | Kenzo Izutsu |
| 1962 | Asian Games | 100m backstroke | Men | 2 | 4 | Keisuke Ito |
| 1962 | Asian Games | 100m breaststroke | Women | 3 | 2 | Sachiko Aoki |
| 1962 | Asian Games | 100m backstroke | Women | 2 | 4 | Hiromi Yotsumoto |
| 1962 | Asian Games | 4x100m medley | Women | 1 | 21 | - |
| 1962 | Asian Games | 100m butterfly | Women | 1 | 7 | Eiko Takahashi |
| 1962 | Asian Games | 4x100m medley | Men | 1 | 21 | - |
| 1962 | Asian Games | 400m freestyle | Women | 1 | 7 | Toyoko Kimura |
| 1962 | Asian Games | 400m freestyle | Men | 2 | 4 | Toshizo Umemoto |
| 1962 | Asian Games | 200m freestyle | Men | 1 | 7 | Toshizo Umemoto |
| 1962 | Asian Games | 200m breaststroke | Women | 2 | 4 | Sachiko Aoki |
| 1962 | Asian Games | 1500m freestyle | Men | 2 | 4 | Tohachiro Matsuki |
| 1960 | Olympic Games | 4x100m medley | Men | 3 | 18 | - |
| 1960 | Olympic Games | 100m backstroke | Women | 3 | 6 | Satoko Tanaka |
| 1960 | Olympic Games | 200m breaststroke | Men | 2 | 18 | Yoshihiko Osaki |
| 1960 | Olympic Games | 400m freestyle | Men | 2 | 18 | Tsuyoshi Yamanaka |
| 1960 | Olympic Games | 4x200m freestyle | Men | 2 | 54 | - |
| 1958 | Asian Games | 100m butterfly | Women | 3 | 2 | Tatsuyo Teragaito |
| 1958 | Asian Games | 100m freestyle | Men | 3 | 2 | Shintaro Yokochi |
| 1958 | Asian Games | 200m butterfly | Men | 1 | 7 | Takashi Ishimoto |
| 1958 | Asian Games | 100m backstroke | Men | 2 | 4 | Hideo Ninomiya |
| 1958 | Asian Games | 100m backstroke | Women | 2 | 4 | Setsuko Okamoto |
| 1958 | Asian Games | 100m butterfly | Women | 1 | 7 | Shizue Miyabe |
| 1958 | Asian Games | 200m freestyle | Women | 3 | 2 | Ryoko Omiya |
| 1958 | Asian Games | 4x100m medley | Men | 1 | 21 | - |
| 1958 | Asian Games | 400m freestyle | Women | 1 | 7 | Emiko Shibahara |
| 1958 | Asian Games | 400m freestyle | Men | 2 | 4 | Nagatoshi Maruyama |
| 1958 | Asian Games | 200m freestyle | Men | 1 | 7 | Makoto Fukui |
| 1958 | Asian Games | 200m breaststroke | Women | 2 | 4 | Noriko Odagiri |
| 1958 | Asian Games | 1500m freestyle | Men | 2 | 4 | Hiroshi Ishii |
| 1958 | Asian Games | 100m breaststroke | Men | 1 | 7 | Masaru Ota |
| 1958 | Asian Games | 200m butterfly | Men | 2 | 4 | Koichi Hirakida |
| 1958 | Asian Games | 100m breaststroke | Men | 2 | 4 | Akio Sugiyama |
| 1958 | Asian Games | 400m freestyle | Women | 3 | 2 | Eiko Wada |
| 1958 | Asian Games | 100m backstroke | Women | 1 | 7 | Satoko Tanaka |
| 1958 | Asian Games | 4x100m freestyle | Women | 1 | 21 | - |
| 1958 | Asian Games | 400m freestyle | Men | 1 | 7 | Tsuyoshi Yamanaka |
| 1958 | Asian Games | 200m backstroke | Men | 2 | 4 | Kazuo Watanabe |
| 1958 | Asian Games | 4x200m freestyle | Men | 1 | 21 | - |
| 1958 | Asian Games | 200m freestyle | Women | 1 | 7 | Yoshiko Sato |
| 1958 | Asian Games | 1500m freestyle | Men | 1 | 7 | Tsuyoshi Yamanaka |
| 1958 | Asian Games | 200m breaststroke | Men | 3 | 2 | Hajime Waki |
| 1958 | Asian Games | 100m butterfly | Men | 2 | 4 | Fumiaki Masunaga |
| 1958 | Asian Games | 100m backstroke | Men | 1 | 7 | Keiji Hase |
| 1958 | Asian Games | 200m breaststroke | Men | 1 | 7 | Masaru Furukawa |
| 1958 | Asian Games | 100m butterfly | Men | 1 | 7 | Takashi Ishimoto |
| 1958 | Asian Games | 200m freestyle | Men | 2 | 4 | Tatsuo Fujimoto |
| 1958 | Asian Games | 100m freestyle | Men | 1 | 7 | Manabu Koga |
| 1958 | Asian Games | 200m breaststroke | Women | 1 | 7 | Yoshiko Takamatsu |
| 1958 | Asian Games | 100m freestyle | Women | 3 | 2 | Hitomi Jinno |
| 1958 | Asian Games | 100m breaststroke | Women | 1 | 7 | Yoshiko Takamatsu |
| 1958 | Asian Games | 100m breaststroke | Women | 2 | 4 | Masayo Aoki |
| 1958 | Asian Games | 200m backstroke | Men | 1 | 7 | Kazuo Tomita |
| 1958 | Asian Games | 100m freestyle | Women | 1 | 7 | Yoshiko Sato |
| 1956 | Olympic Games | 400m freestyle | Men | 2 | 18 | Tsuyoshi Yamanaka |
| 1956 | Olympic Games | 200m butterfly | Men | 2 | 18 | Takashi Ishimoto |
| 1956 | Olympic Games | 200m breaststroke | Men | 1 | 30 | Masaru Furukawa |
| 1956 | Olympic Games | 200m breaststroke | Men | 2 | 18 | Masahiro Yoshimura |
| 1956 | Olympic Games | 1500m freestyle | Men | 2 | 18 | Tsuyoshi Yamanaka |
| 1954 | Asian Games | 100m freestyle | Men | 1 | 7 | Hiroshi Suzuki |
| 1954 | Asian Games | 400m freestyle | Women | 2 | 4 | Akiko Miyazaki |
| 1954 | Asian Games | 200m breaststroke | Women | 1 | 7 | Masayo Aoki |
| 1954 | Asian Games | 100m freestyle | Women | 3 | 2 | Shizue Miyabe |
| 1954 | Asian Games | 100m backstroke | Men | 2 | 4 | Norihiko Kurahashi |
| 1954 | Asian Games | 100m backstroke | Women | 2 | 4 | Keiko Sadamori |
| 1954 | Asian Games | 400m freestyle | Women | 1 | 7 | Misako Tamura |
| 1954 | Asian Games | 200m breaststroke | Men | 2 | 4 | Masaru Furukawa |
| 1954 | Asian Games | 400m freestyle | Men | 2 | 4 | Katsuji Yamashita |
| 1954 | Asian Games | 200m breaststroke | Women | 2 | 4 | Kazuko Sakamoto |
| 1954 | Asian Games | 1500m freestyle | Men | 2 | 4 | Shichiro Shintaku |
| 1954 | Asian Games | 400m freestyle | Women | 3 | 2 | Yoshiko Sato |
| 1954 | Asian Games | 4x100m freestyle | Women | 1 | 21 | - |
| 1954 | Asian Games | 400m freestyle | Men | 1 | 7 | Yoshihiro Shoji |
| 1954 | Asian Games | 4x200m freestyle | Men | 1 | 21 | - |
| 1954 | Asian Games | 100m freestyle | Men | 2 | 4 | Teijiro Tanikawa |
| 1954 | Asian Games | 100m backstroke | Men | 3 | 2 | Takuro Ashida |
| 1954 | Asian Games | 1500m freestyle | Men | 1 | 7 | Yukiyoshi Aoki |
| 1954 | Asian Games | 100m backstroke | Women | 3 | 2 | Midori Morimae |
| 1954 | Asian Games | 100m freestyle | Women | 2 | 4 | Tomiko Atarashi |
| 1954 | Asian Games | 200m breaststroke | Men | 3 | 2 | Masao Togami |
| 1954 | Asian Games | 200m breaststroke | Women | 3 | 2 | Chizuko Urahata |
| 1954 | Asian Games | 100m backstroke | Men | 1 | 7 | Keiji Hase |
| 1954 | Asian Games | 200m breaststroke | Men | 1 | 7 | Mamoru Tanaka |
| 1954 | Asian Games | 1500m freestyle | Men | 3 | 2 | Tsutomu Nagashima |
| 1952 | Olympic Games | 1500m freestyle | Men | 2 | 18 | Shiro Hashizume |
| 1952 | Olympic Games | 4x200m freestyle | Men | 2 | 54 | - |
| 1952 | Olympic Games | 100m freestyle | Men | 2 | 18 | Hiroshi Suzuki |
| 1936 | Olympic Games | 200m breaststroke | Men | 1 | 30 | Tetsuo Hamuro |
| 1936 | Olympic Games | 1500m freestyle | Men | 3 | 6 | Shunpei Uto |
| 1936 | Olympic Games | 1500m freestyle | Men | 1 | 30 | Noboru Terada |
| 1936 | Olympic Games | 400m freestyle | Men | 2 | 18 | Shunpei Uto |
| 1936 | Olympic Games | 4x200m freestyle | Men | 1 | 90 | - |
| 1936 | Olympic Games | 400m freestyle | Men | 3 | 6 | Shozo Makino |
| 1936 | Olympic Games | 100m backstroke | Men | 3 | 6 | Masaji Kiyokawa |
| 1936 | Olympic Games | 200m breaststroke | Men | 3 | 6 | Reizo Koike |
| 1936 | Olympic Games | 200m breaststroke | Women | 1 | 30 | Hideko Maehata |
| 1936 | Olympic Games | 100m freestyle | Men | 2 | 18 | Masanori Yusa |
| 1936 | Olympic Games | 100m freestyle | Men | 3 | 6 | Shigeo Arai |
| 1932 | Olympic Games | 100m backstroke | Men | 1 | 30 | Masaji Kiyokawa |
| 1932 | Olympic Games | 200m breaststroke | Men | 2 | 18 | Reizo Koike |
| 1932 | Olympic Games | 200m breaststroke | Women | 2 | 18 | Hideko Maehata |
| 1932 | Olympic Games | 100m freestyle | Men | 2 | 18 | Tatsugo Kawaishi |
| 1932 | Olympic Games | 200m breaststroke | Men | 1 | 30 | Yoshiyuki Tsuruta |
| 1932 | Olympic Games | 1500m freestyle | Men | 2 | 18 | Shozo Makino |
| 1932 | Olympic Games | 1500m freestyle | Men | 1 | 30 | Kusuo Kitamura |
| 1932 | Olympic Games | 100m backstroke | Men | 2 | 18 | Toshio Irie |
| 1932 | Olympic Games | 4x200m freestyle | Men | 1 | 90 | - |
| 1932 | Olympic Games | 400m freestyle | Men | 3 | 6 | Tsutomu Ōyokota |
| 1932 | Olympic Games | 100m backstroke | Men | 3 | 6 | Kentaro Kawatsu |
| 1932 | Olympic Games | 100m freestyle | Men | 1 | 30 | Yasuji Miyazaki |
| 1928 | Olympic Games | 100m freestyle | Men | 3 | 6 | Katsuo Takaishi |
| 1928 | Olympic Games | 4x200m freestyle | Men | 2 | 54 | - |
| 1928 | Olympic Games | 200m breaststroke | Men | 1 | 30 | Yoshiyuki Tsuruta |
Paris 2026: Records re-written at momentous European Aquatics Championships Paris 2026
As the last ripples flow from an outstanding European Aquatics Championships Paris 2026 its legacy in terms of world and continental swimming can be partly expressed by the list of records broken during the seven-day programme at the Olympic Aquatic Centre.
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