Yasuhiro Koseki

Athlete (JPN)
Aangesloten:
- Japan

Birth date:

01/01/1992

25m
50m	BR	26.74	841	20.0000	06/12/2014	12th FINA World Swimming Championships (25m)
100m	BR	57.06	925	20.0000	03/12/2014	12th FINA World Swimming Championships (25m)
200m	BR	2:02.45	957	20.0000	05/12/2014	12th FINA World Swimming Championships (25m)
50m
50m	BR	28.13	852	17.1750	04/08/2015	16th FINA WORLD CHAMPIONSHIPS
100m	BR	59.93	933	19.1888	02/08/2015	16th FINA WORLD CHAMPIONSHIPS
200m	BR	2:08.03	983	20.0000	06/08/2015	16th FINA WORLD CHAMPIONSHIPS