Subject Analysis
First select a ranking, then choose an athlete, brand, team or country.
Japan
Career
1956 - 2026
Best year
2016
Total points
932
Best results
1x 1. Olympic Games
All-time rank
#5
10-year rank
#6
Ranking Development
Points distribution
Disciplines
Contests
Categories
| Year | Contest | Discipline | Category | Position | Points | Name |
|---|---|---|---|---|---|---|
| 2026 | Asian Games | 100m butterfly | Men | 3 | 2 | Katsuhiro Matsumoto |
| 2026 | Asian Games | 200m butterfly | Women | 3 | 2 | Misa Okuzono |
| 2026 | Asian Games | 50m butterfly | Men | 2 | 4 | Shoon Mitsunaga |
| 2026 | Asian Games | 100m butterfly | Men | 1 | 7 | Shoon Mitsunaga |
| 2026 | Asian Games | 50m butterfly | Women | 3 | 2 | Rikako Ikee |
| 2025 | Asian Championship | 200m butterfly | Women | 2 | 4 | Manami Miyamoto |
| 2025 | Asian Championship | 200m butterfly | Men | 2 | 4 | Ryo Kuratsuka |
| 2024 | World Championship | 200m butterfly | Men | 1 | 10 | Tomoru Honda |
| 2023 | World Championship | 200m butterfly | Men | 3 | 3 | Tomoru Honda |
| 2022 | World Championship 25m | 200m butterfly | Men | 2 | 2 | Daiya Seto |
| 2022 | Asian Games | 50m butterfly | Women | 3 | 2 | Rikako Ikee |
| 2022 | Asian Games | 200m butterfly | Women | 3 | 2 | Hiroko Makino |
| 2022 | Asian Games | 200m butterfly | Men | 1 | 7 | Tomoru Honda |
| 2022 | World Championship | 200m butterfly | Men | 3 | 3 | Tomoru Honda |
| 2022 | World Championship | 100m butterfly | Men | 2 | 6 | Naoki Mizunuma |
| 2022 | Asian Games | 100m butterfly | Men | 1 | 7 | Katsuhiro Matsumoto |
| 2022 | Asian Games | 100m butterfly | Women | 2 | 4 | Ai Soma |
| 2020 | Olympic Games | 200m butterfly | Men | 2 | 18 | Tomoru Honda |
| 2019 | World Championship | 200m butterfly | Men | 2 | 6 | Daiya Seto |
| 2018 | Pan Pacific Championship | 200m butterfly | Men | 1 | 7 | Daiya Seto |
| 2018 | World Championship 25m | 200m butterfly | Men | 1 | 4 | Daiya Seto |
| 2018 | Asian Games | 50m butterfly | Women | 1 | 7 | Rikako Ikee |
| 2018 | Asian Games | 200m butterfly | Men | 2 | 4 | Nao Horomura |
| 2018 | Asian Games | 100m butterfly | Men | 3 | 2 | Yuki Kobori |
| 2018 | World Championship 25m | 200m butterfly | Women | 3 | 1 | Suzuka Hasegawa |
| 2018 | Pan Pacific Championship | 100m butterfly | Women | 1 | 7 | Rikako Ikee |
| 2018 | Asian Games | 200m butterfly | Women | 2 | 4 | Sachi Mochida |
| 2018 | Asian Games | 100m butterfly | Women | 1 | 7 | Rikako Ikee |
| 2018 | Asian Games | 200m butterfly | Women | 3 | 2 | Suzuka Hasegawa |
| 2018 | Pan Pacific Championship | 200m butterfly | Women | 2 | 4 | Sachi Mochida |
| 2018 | Asian Games | 200m butterfly | Men | 1 | 7 | Daiya Seto |
| 2017 | World Championship | 200m butterfly | Men | 3 | 3 | Daiya Seto |
| 2016 | Asian Championship | 100m butterfly | Men | 2 | 4 | Takeshi Kawamoto |
| 2016 | Asian Championship | 100m butterfly | Women | 3 | 2 | Yui Yamane |
| 2016 | World Championship 25m | 50m butterfly | Women | 3 | 1 | Rikako Ikee |
| 2016 | Olympic Games | 200m butterfly | Women | 3 | 6 | Natsumi Hoshi |
| 2016 | Asian Championship | 200m butterfly | Men | 2 | 4 | Daiya Seto |
| 2016 | Asian Championship | 50m butterfly | Men | 1 | 7 | Masayuki Kishida |
| 2016 | Asian Championship | 100m butterfly | Men | 2 | 4 | Masato Sakai |
| 2016 | Asian Championship | 50m butterfly | Women | 1 | 7 | Rikako Ikee |
| 2016 | Asian Championship | 200m butterfly | Women | 3 | 2 | Miyu Nakano |
| 2016 | World Championship 25m | 100m butterfly | Women | 3 | 1 | Rikako Ikee |
| 2016 | Asian Championship | 50m butterfly | Men | 3 | 2 | Takeshi Kawamoto |
| 2016 | Asian Championship | 200m butterfly | Men | 1 | 7 | Masato Sakai |
| 2016 | Olympic Games | 200m butterfly | Men | 2 | 18 | Masato Sakai |
| 2016 | Asian Championship | 100m butterfly | Women | 1 | 7 | Rikako Ikee |
| 2016 | World Championship 25m | 200m butterfly | Men | 3 | 1 | Daiya Seto |
| 2015 | World Championship | 200m butterfly | Women | 1 | 10 | Natsumi Hoshi |
| 2014 | Asian Games | 200m butterfly | Women | 3 | 2 | Miyu Nakano |
| 2014 | Pan Pacific Championship | 200m butterfly | Women | 2 | 4 | Natsumi Hoshi |
| 2014 | Asian Games | 200m butterfly | Men | 1 | 7 | Daiya Seto |
| 2014 | Pan Pacific Championship | 200m butterfly | Men | 1 | 7 | Daiya Seto |
| 2014 | Asian Games | 200m butterfly | Men | 2 | 4 | Kenta Hirai |
| 2014 | World Championship 25m | 200m butterfly | Men | 2 | 2 | Daiya Seto |
| 2014 | Asian Games | 100m butterfly | Men | 3 | 2 | Hirofumi Ikebata |
| 2014 | Pan Pacific Championship | 100m butterfly | Men | 3 | 2 | Hirofumi Ikebata |
| 2014 | Asian Games | 200m butterfly | Women | 2 | 4 | Natsumi Hoshi |
| 2012 | Asian Championship | 50m butterfly | Men | 3 | 2 | Toru Maruyama |
| 2012 | Asian Championship | 100m butterfly | Men | 3 | 2 | Takeshi Kawamoto |
| 2012 | World Championship 25m | 200m butterfly | Men | 1 | 4 | Kazuya Kaneda |
| 2012 | Asian Championship | 100m butterfly | Women | 3 | 2 | Rino Hosoda |
| 2012 | Olympic Games | 200m butterfly | Women | 3 | 6 | Natsumi Hoshi |
| 2012 | Asian Championship | 200m butterfly | Men | 2 | 4 | Masato Sakai |
| 2012 | Asian Championship | 200m butterfly | Women | 3 | 2 | Misuzu Yabu |
| 2012 | Olympic Games | 200m butterfly | Men | 3 | 6 | Takeshi Matsuda |
| 2011 | World Championship | 200m butterfly | Men | 2 | 6 | Takeshi Matsuda |
| 2010 | Pan Pacific Championship | 100m butterfly | Men | 3 | 2 | Takuro Fujii |
| 2010 | Asian Games | 200m butterfly | Women | 2 | 4 | Natsumi Hoshi |
| 2010 | Pan Pacific Championship | 200m butterfly | Men | 3 | 2 | Takeshi Matsuda |
| 2010 | Asian Games | 100m butterfly | Men | 2 | 4 | Takuro Fujii |
| 2010 | Asian Games | 200m butterfly | Men | 1 | 7 | Takeshi Matsuda |
| 2010 | Asian Games | 100m butterfly | Women | 3 | 2 | Yuka Kato |
| 2010 | Asian Games | 50m butterfly | Men | 2 | 4 | Masayuki Kishida |
| 2010 | Asian Games | 200m butterfly | Men | 2 | 4 | Ryusuke Sakata |
| 2010 | Asian Games | 50m butterfly | Women | 2 | 4 | Yuka Kato |
| 2009 | Asian Championship | 200m butterfly | Women | 3 | 2 | Natsuki Akiyama |
| 2009 | World Championship | 200m butterfly | Men | 3 | 3 | Takeshi Matsuda |
| 2009 | Asian Championship | 50m butterfly | Women | 3 | 2 | Rino Hosoda |
| 2009 | Asian Championship | 100m butterfly | Men | 3 | 2 | Hirofumi Ikebata |
| 2009 | Asian Championship | 100m butterfly | Women | 3 | 2 | Rino Hosoda |
| 2008 | Olympic Games | 200m butterfly | Men | 3 | 6 | Takeshi Matsuda |
| 2006 | Asian Games | 200m butterfly | Men | 2 | 4 | Takeshi Matsuda |
| 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 butterfly | Women | 3 | 2 | Yuko Nakanishi |
| 2006 | Pan Pacific Championship | 200m butterfly | Men | 3 | 2 | Takeshi Matsuda |
| 2006 | Pan Pacific Championship | 200m butterfly | Women | 2 | 4 | Yuko Nakanishi |
| 2006 | Asian Games | 200m butterfly | Women | 1 | 7 | Yurie Yano |
| 2006 | Pan Pacific Championship | 200m butterfly | Men | 2 | 4 | Ryuichi Shibata |
| 2006 | Asian Games | 50m butterfly | Women | 3 | 2 | Yuka Kato |
| 2006 | Asian Games | 100m butterfly | Men | 2 | 4 | Ryo Takayasu |
| 2006 | Asian Championship | 200m butterfly | Men | 3 | 2 | Shota Takamoto |
| 2006 | Asian Championship | 100m butterfly | Men | 3 | 2 | Shota Takamoto |
| 2006 | Asian Games | 200m butterfly | Men | 3 | 2 | Ryuichi Shibata |
| 2006 | Pan Pacific Championship | 100m butterfly | Men | 2 | 4 | Ryo Takayasu |
| 2006 | Asian Games | 50m butterfly | Men | 2 | 4 | Ryo Takayasu |
| 2006 | Pan Pacific Championship | 200m butterfly | Women | 3 | 2 | Yurie Yano |
| 2005 | World Championship | 200m butterfly | Men | 2 | 6 | Takeshi Matsuda |
| 2005 | World Championship | 200m butterfly | Women | 3 | 3 | Yuko Nakanishi |
| 2004 | Olympic Games | 200m butterfly | Men | 2 | 18 | Takashi Yamamoto |
| 2004 | Olympic Games | 200m butterfly | Women | 3 | 6 | Yuko Nakanishi |
| 2003 | World Championship | 200m butterfly | Men | 2 | 6 | Takashi Yamamoto |
| 2003 | World Championship | 200m butterfly | Women | 3 | 3 | Yuko Nakanishi |
| 2002 | Asian Games | 200m butterfly | Men | 3 | 2 | Takeshi Matsuda |
| 2002 | Asian Games | 100m butterfly | Women | 2 | 4 | Yuko Nakanishi |
| 2002 | Asian Games | 200m butterfly | Women | 2 | 4 | Maki Mita |
| 2002 | Asian Games | 200m butterfly | Men | 2 | 4 | Takashi Yamamoto |
| 2002 | Asian Games | 100m butterfly | Men | 1 | 7 | Takashi Yamamoto |
| 2002 | Pan Pacific Championship | 200m butterfly | Men | 3 | 2 | Takashi Yamamoto |
| 2002 | Asian Games | 200m butterfly | Women | 1 | 7 | Yuko Nakanishi |
| 2002 | Asian Games | 100m butterfly | Men | 2 | 4 | Kohei Kawamoto |
| 2001 | World Championship | 100m butterfly | Women | 3 | 3 | Junko Onishi |
| 1999 | Pan Pacific Championship | 100m butterfly | Men | 3 | 2 | Takashi Yamamoto |
| 1999 | Pan Pacific Championship | 100m butterfly | Women | 3 | 2 | Ayari Aoyama |
| 1999 | Pan Pacific Championship | 200m butterfly | Men | 2 | 4 | Takashi Yamamoto |
| 1999 | World Championship 25m | 200m butterfly | Men | 2 | 2 | Takashi Yamamoto |
| 1999 | World Championship 25m | 100m butterfly | Women | 3 | 1 | Ayari Aoyama |
| 1998 | World Championship | 100m butterfly | Women | 2 | 6 | Ayari Aoyama |
| 1998 | Asian Games | 200m butterfly | Women | 3 | 2 | Hitomi Kashima |
| 1998 | Asian Games | 100m butterfly | Men | 1 | 7 | Takashi Yamamoto |
| 1998 | Asian Games | 200m butterfly | Men | 1 | 7 | Takashi Yamamoto |
| 1998 | Asian Games | 100m butterfly | Women | 1 | 7 | Ayari Aoyama |
| 1998 | Asian Games | 100m butterfly | Women | 3 | 2 | Hitomi Kashima |
| 1997 | Pan Pacific Championship | 100m butterfly | Women | 2 | 4 | Ayari Aoyama |
| 1997 | World Championship 25m | 200m butterfly | Women | 2 | 2 | Hitomi Kashima |
| 1995 | Pan Pacific Championship | 200m butterfly | Women | 2 | 4 | Mika Haruna |
| 1994 | Asian Games | 100m butterfly | Men | 2 | 4 | Hajime Itoi |
| 1994 | Asian Games | 200m butterfly | Men | 3 | 2 | Osamu Mihara |
| 1994 | Asian Games | 200m butterfly | Men | 2 | 4 | Mitsuharu Takane |
| 1994 | Asian Games | 100m butterfly | Men | 3 | 2 | Mitsuharu Takane |
| 1994 | Asian Games | 200m butterfly | Women | 3 | 2 | Mika Haruna |
| 1993 | Pan Pacific Championship | 200m butterfly | Women | 1 | 7 | Rie Shito |
| 1993 | Pan Pacific Championship | 200m butterfly | Men | 3 | 2 | Mitsuharu Takane |
| 1993 | Pan Pacific Championship | 200m butterfly | Women | 2 | 4 | Mika Haruna |
| 1991 | Pan Pacific Championship | 200m butterfly | Men | 3 | 2 | Keiichi Kawanaka |
| 1991 | Pan Pacific Championship | 200m butterfly | Women | 3 | 2 | Yoko Kando |
| 1991 | World Championship | 200m butterfly | Women | 2 | 6 | Rie Shito |
| 1991 | Pan Pacific Championship | 100m butterfly | Women | 3 | 2 | Yoko Kando |
| 1990 | Asian Games | 200m butterfly | Men | 1 | 7 | Kunio Sugimoto |
| 1990 | Asian Games | 100m butterfly | Women | 3 | 2 | Yoko Kando |
| 1990 | Asian Games | 100m butterfly | Men | 3 | 2 | Tomohiro Miyoshi |
| 1990 | Asian Games | 200m butterfly | Women | 3 | 2 | Rie Shito |
| 1990 | Asian Games | 100m butterfly | Men | 2 | 4 | Kunio Sugimoto |
| 1990 | Asian Games | 200m butterfly | Men | 2 | 4 | Tomohiro Miyoshi |
| 1989 | Pan Pacific Championship | 200m butterfly | Women | 1 | 7 | Rie Shito |
| 1987 | Pan Pacific Championship | 200m butterfly | Women | 2 | 4 | Takayo Kitano |
| 1987 | Pan Pacific Championship | 200m butterfly | Women | 3 | 2 | Kiyomi Takahashi |
| 1986 | Asian Games | 200m butterfly | Men | 1 | 7 | Hiroshi Sato |
| 1986 | Asian Games | 100m butterfly | Women | 3 | 2 | Kiyomi Takahashi |
| 1986 | Asian Games | 100m butterfly | Men | 3 | 2 | Hiroshi Sato |
| 1986 | Asian Games | 100m butterfly | Women | 2 | 4 | Yoko Kawahigashi |
| 1986 | Asian Games | 200m butterfly | Women | 2 | 4 | Kiyomi Takahashi |
| 1986 | Asian Games | 200m butterfly | Men | 3 | 2 | Yukinori Tanaka |
| 1986 | Asian Games | 100m butterfly | Men | 1 | 7 | Hiroshi Miura |
| 1986 | Asian Games | 200m butterfly | Women | 1 | 7 | Izumi Kawahara |
| 1982 | Asian Games | 100m butterfly | Women | 1 | 7 | Takemi Ise |
| 1982 | Asian Games | 100m butterfly | Men | 1 | 7 | Taihei Saka |
| 1982 | Asian Games | 200m butterfly | Women | 1 | 7 | Kiyomi Takahashi |
| 1982 | Asian Games | 200m butterfly | Men | 1 | 7 | Taihei Saka |
| 1982 | Asian Games | 100m butterfly | Women | 2 | 4 | Kiyomi Takahashi |
| 1982 | Asian Games | 200m butterfly | Women | 2 | 4 | Takemi Ise |
| 1982 | Asian Games | 200m butterfly | Men | 3 | 2 | Masakazu Hirata |
| 1978 | Asian Games | 100m butterfly | Women | 2 | 4 | Naoko Kume |
| 1978 | Asian Games | 200m butterfly | Women | 2 | 4 | Naoko Kume |
| 1978 | Asian Games | 100m butterfly | Women | 1 | 7 | Yasue Hatsuda |
| 1978 | Asian Games | 100m butterfly | Men | 1 | 7 | Shinsuke Kayama |
| 1978 | Asian Games | 200m butterfly | Women | 1 | 7 | Yasue Hatsuda |
| 1978 | Asian Games | 200m butterfly | Men | 1 | 7 | Shinsuke Kayama |
| 1974 | Asian Games | 200m butterfly | Men | 1 | 7 | Yasuhiro Komazaki |
| 1974 | Asian Games | 200m butterfly | Men | 2 | 4 | Hideaki Hara |
| 1974 | Asian Games | 100m butterfly | Women | 2 | 4 | Yukari Takemoto |
| 1974 | Asian Games | 100m butterfly | Women | 1 | 7 | Yasue Hatsuda |
| 1974 | Asian Games | 100m butterfly | Men | 3 | 2 | Yasuhiro Komazaki |
| 1974 | Asian Games | 100m butterfly | Men | 1 | 7 | Hideaki Hara |
| 1973 | World Championship | 100m butterfly | Women | 3 | 3 | Mayumi Aoki |
| 1972 | Olympic Games | 100m butterfly | Women | 1 | 30 | Mayumi Aoki |
| 1970 | Asian Games | 100m butterfly | Men | 1 | 7 | Yasuhiro Komazaki |
| 1970 | Asian Games | 200m butterfly | Men | 1 | 7 | Yasuhiro Komazaki |
| 1970 | Asian Games | 200m butterfly | Men | 2 | 4 | Satoshi Maruya |
| 1970 | Asian Games | 100m butterfly | Women | 2 | 4 | Kazuyo Banno |
| 1970 | Asian Games | 100m butterfly | Men | 2 | 4 | Satoshi Maruya |
| 1970 | Asian Games | 100m butterfly | Women | 1 | 7 | Mayumi Aoki |
| 1966 | Asian Games | 100m butterfly | Women | 1 | 7 | Masako Ishii |
| 1966 | Asian Games | 100m butterfly | Men | 1 | 7 | Isao Nakajima |
| 1966 | Asian Games | 200m butterfly | Men | 1 | 7 | Yasuo Takada |
| 1966 | Asian Games | 200m butterfly | Men | 2 | 4 | Shinji Yamanouchi |
| 1966 | Asian Games | 100m butterfly | Women | 2 | 4 | Eiko Takahashi |
| 1966 | Asian Games | 100m butterfly | Men | 3 | 2 | Yasuo Takada |
| 1962 | Asian Games | 200m butterfly | Men | 2 | 4 | Koji Iwamoto |
| 1962 | Asian Games | 100m butterfly | Women | 2 | 4 | Michiyo Nakanishi |
| 1962 | Asian Games | 100m butterfly | Women | 1 | 7 | Eiko Takahashi |
| 1962 | Asian Games | 100m butterfly | Men | 1 | 7 | Kenzo Izutsu |
| 1962 | Asian Games | 100m butterfly | Men | 2 | 4 | Koji Iwamoto |
| 1962 | Asian Games | 200m butterfly | Men | 1 | 7 | Kenzo Izutsu |
| 1958 | Asian Games | 100m butterfly | Men | 2 | 4 | Fumiaki Masunaga |
| 1958 | Asian Games | 200m butterfly | Men | 1 | 7 | Takashi Ishimoto |
| 1958 | Asian Games | 200m butterfly | Men | 2 | 4 | Koichi Hirakida |
| 1958 | Asian Games | 100m butterfly | Women | 3 | 2 | Tatsuyo Teragaito |
| 1958 | Asian Games | 100m butterfly | Women | 1 | 7 | Shizue Miyabe |
| 1958 | Asian Games | 100m butterfly | Men | 1 | 7 | Takashi Ishimoto |
| 1956 | Olympic Games | 200m butterfly | Men | 2 | 18 | Takashi Ishimoto |
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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