swimming styles

Butterfly stroke	World record 50m 22-43 Rafael Munoz Perez, Spain 100m 49-82 Michael Fred Phelps, America 200m 1-51-51 Michael Fred Phelps, America Japanese record 50m 23-45 Ryo Takayasu 100m 51-00 Kohei Kawamoto 200m 1-52-97 Takeshi Matsuda
World record 50m 24-04 Liam Tancock, Britain 100m 51-94 Aaron Wells Peirsol, America 200m 1-51-92 Aaron Wells Peirsol, America Japanese record 50m 24-24 Jyunya Koga 100m 52-24 Ryosuke Irie 200m 1-52-51 Ryosuke Irie	Back stroke
Breast stroke	World record 50m 26-42 Adam Peaty, Britain 100m 57-13 Adam Peaty, Britain 200m 2-07-01 Akihiro Yamaguti, Japan Japanese record 50m 27-30 Kosuke Kitajima 100m 58-90 Kosuke Kitajima 200m 2-07-01 Akihiro Yamaguti
World record 50m 20-91 Cesar Augusto Cielo Filho, Brazil 100m 46-91 Cesar Augusto Cielo Filho, Brazil 200m 1-42-00 Paul Biedermann, Germany 400m 3-40-07 Paul Biedermann, Germany 1500m 14-31-02 Sun Yang, China Japanese record 50m 21-88 Shinri Shioura 100m 47-99 Katsumi Nakamura 200m 1-45-23 Kosuke Hagino 400m 3-43-90 Kosuke Hagino 1500m 14-54-80 Kohei Yamamoto	Freestyle