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Japan - 14 March 1992
Yasuhiro Koseki (born 14 March 1992) is a swimmer who competes internationally for Japan. His last victories are the men's 50 m breaststroke during the Fina Swimming World Cup 25m in Doha 2019 and the men's 100 m breaststroke during the Fina Swimming World Cup 25m in Doha 2019. He competes in 100 m breaststroke, 200 m breaststroke, 50 m breaststroke, 50 m butterfly, 50 m freestyle, 4x100 m medley, 4x100 m medley mixed, 4x50 m medley and 4x50 m medley mixed.
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Event | Discipline | Pos | Date |
---|---|---|---|
Fina Swimming World Cup 25m - Doha | Men's 200 m breaststroke | 3 | 09/11/2019 |
Fina Swimming World Cup 25m - Doha | Men's 50 m breaststroke | 1 | 08/11/2019 |
Fina Swimming World Cup 25m - Doha | Men's 50 m freestyle | 1 | 07/11/2019 |
Fina Swimming World Cup 25m - Doha | Men's 100 m breaststroke | 1 | 07/11/2019 |
Fina Swimming World Cup 25m - Kazan | Men's 200 m breaststroke | 3 | 03/11/2019 |
Fina Swimming World Cup 25m - Kazan | Men's 50 m breaststroke | 1 | 02/11/2019 |
Fina Swimming World Cup 25m - Kazan | Men's 100 m breaststroke | 3 | 01/11/2019 |
Fina Swimming World Cup 25m - Tokio | 4x100 m medley mixed | 1 | 04/08/2019 |
Fina Swimming World Cup 25m - Tokio | Men's 200 m breaststroke | 2 | 04/08/2019 |
Fina Swimming World Cup 25m - Tokio | Men's 50 m breaststroke | 3 | 03/08/2019 |
Fina Swimming World Cup 25m - Tokio | Men's 100 m breaststroke | 2 | 02/08/2019 |
World Championships | Men's 4x100 m medley - Final A | 4 | 28/07/2019 |
World Championships | Men's 4x100 m medley - Heat | 3 | 28/07/2019 |
World Championships | Men's 4x100 m medley | 4 | 28/07/2019 |
World Championships | Men's 50 m breaststroke - Heat | 16 | 23/07/2019 |
World Championships | Men's 50 m breaststroke - Semi-Final | 13 | 23/07/2019 |
World Championships | Men's 100 m breaststroke | 4 | 22/07/2019 |
World Championships | Men's 100 m breaststroke - Heat | 3 | 21/07/2019 |
World Championships | Men's 100 m breaststroke - Semi-Final | 4 | 21/07/2019 |
Event | Discipline | Pos | Date |
---|---|---|---|
FINA World Swimming Championships (25 m) | Men's 4x100 m medley | 3 | 16/12/2018 |
FINA World Swimming Championships (25 m) | Men's 4x100 m medley - Final A | 3 | 16/12/2018 |
FINA World Swimming Championships (25 m) | Men's 4x100 m medley - Heat | 7 | 16/12/2018 |
FINA World Swimming Championships (25 m) | Men's 4x50 m medley | 7 | 15/12/2018 |
FINA World Swimming Championships (25 m) | Men's 4x50 m medley - Final A | 7 | 15/12/2018 |
FINA World Swimming Championships (25 m) | Men's 4x50 m medley - Heat | 6 | 15/12/2018 |
FINA World Swimming Championships (25 m) | Men's 50 m breaststroke - Semi-Final | 16 | 15/12/2018 |
FINA World Swimming Championships (25 m) | Men's 50 m breaststroke - Heat | 12 | 15/12/2018 |
FINA World Swimming Championships (25 m) | 4x50 m medley mixed | 4 | 13/12/2018 |
FINA World Swimming Championships (25 m) | 4x50 m medley - Final A | 4 | 13/12/2018 |
FINA World Swimming Championships (25 m) | Men's 200 m breaststroke | 4 | 13/12/2018 |
FINA World Swimming Championships (25 m) | Men's 200 m breaststroke - Heat | 5 | 13/12/2018 |
FINA World Swimming Championships (25 m) | Men's 100 m breaststroke | 3 | 12/12/2018 |
FINA World Swimming Championships (25 m) | Men's 100 m breaststroke - Semi-Final | 3 | 11/12/2018 |
FINA World Swimming Championships (25 m) | Men's 100 m breaststroke - Heat | 6 | 11/12/2018 |
Fina Swimming World Cup 25m - Tokio | Men's 200 m breaststroke | 3 | 11/11/2018 |
Fina Swimming World Cup 25m - Tokio | Men's 50 m butterfly | 3 | 11/11/2018 |
Fina Swimming World Cup 25m - Tokio | Men's 50 m breaststroke | 3 | 10/11/2018 |
Fina Swimming World Cup 25m - Tokio | Men's 100 m breaststroke | 2 | 09/11/2018 |
Asian Games | Men's 4x100 m medley | 2 | 24/08/2018 |
Asian Games | Men's 50 m breaststroke | 1 | 24/08/2018 |
Asian Games | 4x100 m medley mixed | 2 | 22/08/2018 |
Asian Games | Men's 100 m breaststroke | 1 | 22/08/2018 |
Asian Games | Men's 200 m breaststroke | 1 | 21/08/2018 |
Pan Pacific Championships | Men's 4x100 m medley | 2 | 12/08/2018 |
Pan Pacific Championships | Men's 200 m breaststroke | 4 | 12/08/2018 |
Pan Pacific Championships | 4x100 m medley mixed | 2 | 09/08/2018 |
Pan Pacific Championships | Men's 100 m breaststroke | 1 | 09/08/2018 |
Event | Discipline | Pos | Date |
---|---|---|---|
Fina Swimming World Cup 25m - Singapore | Men's 200 m breaststroke | 4 | 19/11/2017 |
Fina Swimming World Cup 25m - Singapore | Men's 50 m breaststroke | 3 | 18/11/2017 |
Fina Swimming World Cup 25m - Tokio | Men's 50 m breaststroke | 1 | 15/11/2017 |
Fina Swimming World Cup 25m - Tokio | Men's 100 m breaststroke | 1 | 14/11/2017 |
Fina Swimming World Cup 25m - Beijing | Men's 100 m breaststroke | 1 | 11/11/2017 |
Fina Swimming World Cup 25m - Beijing | Men's 200 m breaststroke | 1 | 10/11/2017 |
World Championships | Men's 4x100 m medley - Final A | 4 | 30/07/2017 |
World Championships | Men's 4x100 m medley | 4 | 30/07/2017 |
World Championships | Men's 4x100 m medley - Heat | 2 | 30/07/2017 |
World Championships | Men's 200 m breaststroke | 2 | 28/07/2017 |
World Championships | Men's 200 m breaststroke - Semi-Final | 4 | 27/07/2017 |
World Championships | Men's 200 m breaststroke - Heat | 12 | 27/07/2017 |
World Championships | Men's 50 m breaststroke - Semi-Final | 11 | 25/07/2017 |
World Championships | Men's 50 m breaststroke - Heat | 10 | 25/07/2017 |
World Championships | Men's 100 m breaststroke | 4 | 24/07/2017 |
World Championships | Men's 100 m breaststroke - Semi-Final | 6 | 23/07/2017 |
World Championships | Men's 100 m breaststroke - Heat | 11 | 23/07/2017 |
Event | Discipline | Pos | Date |
---|---|---|---|
Fina Swimming World Cup 25m - Hong Kong | Men's 100 m breaststroke | 3 | 30/10/2016 |
Fina Swimming World Cup 25m - Hong Kong | Men's 200 m breaststroke | 4 | 29/10/2016 |
Fina Swimming World Cup 25m - Hong Kong | Men's 50 m breaststroke | 5 | 29/10/2016 |
Fina Swimming World Cup 25m - Singapore | Men's 100 m breaststroke | 4 | 22/10/2016 |
Fina Swimming World Cup 25m - Singapore | Men's 200 m breaststroke | 3 | 21/10/2016 |
Fina Swimming World Cup 25m - Singapore | Men's 50 m breaststroke | 4 | 21/10/2016 |
Olympic Games | Men's 4x100 m medley - Final A | 5 | 14/08/2016 |
Olympic Games | Men's 4x100 m medley | 5 | 14/08/2016 |
Olympic Games | Men's 4x100 m medley - Heat | 3 | 12/08/2016 |
Olympic Games | Men's 200 m breaststroke | 5 | 11/08/2016 |
Olympic Games | Men's 200 m breaststroke - Semi-Final | 4 | 10/08/2016 |
Olympic Games | Men's 200 m breaststroke - Heat | 2 | 09/08/2016 |
Olympic Games | Men's 100 m breaststroke | 6 | 08/08/2016 |
Olympic Games | Men's 100 m breaststroke - Semi-Final | 4 | 07/08/2016 |
Olympic Games | Men's 100 m breaststroke - Heat | 2 | 06/08/2016 |
Event | Discipline | Pos | Date |
---|---|---|---|
World Championships | Men's 4x100 m medley - Final A | 6 | 09/08/2015 |
World Championships | Men's 4x100 m medley | 6 | 09/08/2015 |
World Championships | Men's 4x100 m medley - Heat | 4 | 09/08/2015 |
World Championships | Men's 200 m breaststroke | 5 | 07/08/2015 |
World Championships | Men's 200 m breaststroke - Semi-Final | 1 | 06/08/2015 |
World Championships | Men's 200 m breaststroke - Qualification | 13 | 06/08/2015 |
World Championships | Men's 50 m breaststroke - Qualification | 30 | 04/08/2015 |
World Championships | Men's 100 m breaststroke - Semi-Final | 14 | 02/08/2015 |
World Championships | Men's 100 m breaststroke - Heat | 10 | 02/08/2015 |
Event | Discipline | Pos | Date |
---|---|---|---|
FINA World Swimming Championships (25 m) | Men's 4x100 m medley | 7 | 07/12/2014 |
FINA World Swimming Championships (25 m) | Men's 4x100 m medley - Heat | 6 | 07/12/2014 |
FINA World Swimming Championships (25 m) | Men's 50 m breaststroke - Semi-Final | 16 | 06/12/2014 |
FINA World Swimming Championships (25 m) | Men's 50 m breaststroke - Heat | 11 | 06/12/2014 |
FINA World Swimming Championships (25 m) | Men's 200 m breaststroke | 4 | 05/12/2014 |
FINA World Swimming Championships (25 m) | Men's 200 m breaststroke - Heat | 2 | 05/12/2014 |
FINA World Swimming Championships (25 m) | Men's 4x50 m medley - Heat | 9 | 04/12/2014 |
FINA World Swimming Championships (25 m) | Men's 100 m breaststroke | 5 | 04/12/2014 |
FINA World Swimming Championships (25 m) | Men's 100 m breaststroke - Semi-Final | 3 | 03/12/2014 |
FINA World Swimming Championships (25 m) | Men's 100 m breaststroke - Heat | 14 | 03/12/2014 |
Fina Swimming World Cup 25m - Tokio | Men's 100 m breaststroke | 2 | 29/10/2014 |
Fina Swimming World Cup 25m - Tokio | 4x50 m medley mixed | 1 | 28/10/2014 |
Fina Swimming World Cup 25m - Tokio | Men's 200 m breaststroke | 2 | 28/10/2014 |
Fina Swimming World Cup 25m - Moscow | Men's 100 m breaststroke | 3 | 05/10/2014 |
Fina Swimming World Cup 25m - Moscow | Men's 50 m breaststroke | 5 | 04/10/2014 |
Fina Swimming World Cup 25m - Hong Kong | Men's 100 m breaststroke | 3 | 30/09/2014 |
Fina Swimming World Cup 25m - Hong Kong | Men's 200 m breaststroke | 3 | 29/09/2014 |
Fina Swimming World Cup 25m - Hong Kong | Men's 50 m breaststroke | 4 | 29/09/2014 |
Asian Games | Men's 4x100 m medley | 2 | 26/09/2014 |
Asian Games | Men's 50 m breaststroke | 2 | 26/09/2014 |
Asian Games | Men's 100 m breaststroke | 2 | 24/09/2014 |
Asian Games | Men's 200 m breaststroke | 3 | 23/09/2014 |
Pan Pacific Championships | Men's 4x100 m medley | 2 | 24/08/2014 |
Pan Pacific Championships | Men's 200 m breaststroke | 1 | 24/08/2014 |
Pan Pacific Championships | Men's 100 m breaststroke | 1 | 22/08/2014 |
Event | Discipline | Pos | Date |
---|---|---|---|
Fina Swimming World Cup 25m - Tokio | Men's 100 m breaststroke | 3 | 10/11/2013 |
Fina Swimming World Cup 25m - Tokio | 4x50 m medley mixed | 7 | 09/11/2013 |
Fina Swimming World Cup 25m - Tokio | Men's 200 m breaststroke | 2 | 09/11/2013 |
Universiade | Men's 4x100 m medley | 2 | 16/07/2013 |
Universiade | Men's 100 m breaststroke | 1 | 11/07/2013 |