Yasuhiro Koseki

Biographical information

RolesCompeted in Olympic Games
SexMale
Full nameYasuhiro•Koseki
Used nameYasuhiro•Koseki
Original name小関•也朱篤
Born14 March 1992 in Tsuruoka, Yamagata (JPN)
Measurements188 cm / 80 kg
AffiliationsMiki House Sports Club (Japan)
NOC Japan

Results

Games Discipline (Sport) / Event NOC / Team Pos Medal As
2016 Summer Olympics Swimming (Aquatics) JPN Yasuhiro Koseki
100 metres Breaststroke, Men (Olympic) 6
200 metres Breaststroke, Men (Olympic) 5
4 × 100 metres Medley Relay, Men (Olympic) Japan 5

Special Notes