List of Japanese records in swimming
Event Time Name Club Date Meet Location
50m freestyle 24.21 Rikako Ikee Renaissance Kameido 6 April 2018 Japanese Championships Tokyo , Japan
100m freestyle 52.79 Rikako Ikee Renaissance Kameido 18 November 2018 Kosuke Kitajima Cup Tokyo , Japan
200m freestyle 1:54.85 Rikako Ikee Japan 9 August 2018 Pan Pacific Championships Tokyo , Japan
400m freestyle 4:05.19 Ai Shibata Japan 25 Mar 2007 World Championships Melbourne , Australia
800m freestyle 8:23.68 Sachiko Yamada Konami 23 Apr 2004 Japanese Championships Tokyo , Japan
1500m freestyle 15:58.55 Ai Shibata Japan 27 Mar 2007 World Championships Melbourne , Australia
50m backstroke 27.51 Aya Terakawa Mizuno 13 April 2013 Japanese Championships Niigata , Japan
100m backstroke 58.70 Aya Terakawa Japan 4 August 2013 World Championships Barcelona , Spain
200m backstroke 2:07.13 Reiko Nakamura Japan 16 Aug 2008 Olympic Games Beijing , China
50m breaststroke 30.64 Satomi Suzuki Miki House 3 April 2018 Japanese Championships Tokyo , Japan
100m breaststroke 1:05.88 Kanako Watanabe JSS Tateishi 19 June 2014 Japan Open Tokyo , Japan
200m breaststroke 2:19.65 Rie Kaneto Jaked 9 April 2016 Japanese Championships Tokyo , Japan
50m butterfly 25.11 Rikako Ikee Japan 10 June 2018 Mare Nostrum Canet-en-Roussillon , France
100m butterfly 56.08 Rikako Ikee Japan 11 August 2018 Pan Pacific Championships Tokyo , Japan
200m butterfly 2:04.69 Natsumi Hoshi University of Swin 5 April 2012 Japanese Championships Tokyo , Japan
200m individual medley 2:07.91 Yui Ohashi Japan 24 July 2017 World Championships Budapest , Hungary
400m individual medley 4:30.82 Yui Ohashi Itoman Toshin 8 April 2018 Japanese Championships Tokyo , Japan
4×50m freestyle relay 1:40.95 ( 25.10 ) Rika Omoto ( 24.66 ) Tomomi Aoki ( 25.63 ) Rio Shirai ( 25.56 ) Nagisa Ikemoto Japan 12 May 2019 Sydney Open Meet Sydney , Australia
4×100m freestyle relay 3:36.17 ( 54.21 ) Rika Omoto ( 54.01 ) Tomomi Aoki ( 53.98 ) Aya Sato ( 53.97 ) Rio Shirai Japan 21 July 2019 World Championships Gwangju , South Korea
4×200m freestyle relay 7:48.96 ( 1:57.88 ) Chihiro Igarashi ( 1:54.69 ) Rikako Ikee ( 1:58.29 ) Rio Shirai ( 1:58.10 ) Yui Ohashi Japan 10 August 2018 Pan Pacific Championships Tokyo , Japan
Long course ( 50 metres ) -- Women
These are the Japanese Records in Swimming: they are the fastest times ever swum by a swimmer from Japan in recognized events. The records are kept and maintained by the Japan Swimming Federation (JSF). The JSF recognizes records swum in both long course (50m) and short course (25m) pools.