Dee ihe na-aga n'ihu maka paragraf a - bụ onye Japan na-egwu mmiri asọmpi na onye meriri ihe nrite Olimpik ugboro abụọ. O nwetara ihe nrite ọla nchara site n'ịgba ụkwụ nnụnụ n'ọsọ 4 × 100 m medley relay
n'egwuregwu Olimpik nke afọ 2008. O sochiri nke a na ọla ọcha na 2012 Summer Olympics, ọzọ na medley relay, ma nke a site na-egwu mmiri freestyle (ụgọ) ụkwụ.