SWIMMER
Yasuhiro Koseki
1992 - Today

Yasuhiro Koseki
Yasuhiro Koseki (小関也朱篤, Koseki Yasuhiro; born March 14, 1992) is a Japanese competitive swimmer and breaststroke specialist. He won the 100-meter event at the 2013 Summer Universiade, 2013 East Asian Games, and the 2014 Pan Pacific Swimming Championships. He hold the Asian record in this event, set in February 2014. Since 2010 Koseki studied at the Nippon Sport Science University, where he first specialized in the freestyle, and only later changed to breaststroke, motivated by Kosuke Kitajima. Read more on Wikipedia
His biography is available in different languages on Wikipedia. Yasuhiro Koseki is the 680th most popular swimmer (down from 411th in 2019), the 5,350th most popular biography from Japan (down from 3,021st in 2019) and the 30th most popular Japanese Swimmer.
Memorability Metrics
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Among SWIMMERS
Among swimmers, Yasuhiro Koseki ranks 680 out of 709. Before him are Fantine Lesaffre, Clara Basiana, Manuel Frigo, Duncan Scott, Louise Hansson, and Hugo González. After him are Rebecca Adlington, Yan Zibei, Maria Ugolkova, Martin Malyutin, Simone Manuel, and Marco Orsi.
Most Popular Swimmers in Wikipedia
Go to all RankingsFantine Lesaffre
1994 - Present
HPI: 32.66
Rank: 674
Clara Basiana
1991 - Present
HPI: 32.65
Rank: 675
Manuel Frigo
1997 - Present
HPI: 32.65
Rank: 676
Duncan Scott
1997 - Present
HPI: 32.64
Rank: 677
Louise Hansson
1996 - Present
HPI: 32.63
Rank: 678
Hugo González
1999 - Present
HPI: 32.63
Rank: 679
Yasuhiro Koseki
1992 - Present
HPI: 32.62
Rank: 680
Rebecca Adlington
1989 - Present
HPI: 32.60
Rank: 681
Yan Zibei
1995 - Present
HPI: 32.60
Rank: 682
Maria Ugolkova
1989 - Present
HPI: 32.59
Rank: 683
Martin Malyutin
1999 - Present
HPI: 32.58
Rank: 684
Simone Manuel
1996 - Present
HPI: 32.57
Rank: 685
Marco Orsi
1990 - Present
HPI: 32.49
Rank: 686
Contemporaries
Among people born in 1992, Yasuhiro Koseki ranks 1,445. Before him are Ramón Arias, Carlos Llavador, Mikalay Signevich, Jeremy Lamb, Kenki Fukuoka, and Mardik Mardikian. After him are Makito Ito, Sean Couturier, Robbie Brady, Elena Nikitina, Lucas Tavares, and Koen Metsemakers.
Others Born in 1992
Go to all RankingsRamón Arias
SOCCER PLAYER
1992 - Present
HPI: 32.67
Rank: 1,440
Carlos Llavador
FENCER
1992 - Present
HPI: 32.67
Rank: 1,441
Mikalay Signevich
SOCCER PLAYER
1992 - Present
HPI: 32.66
Rank: 1,442
Jeremy Lamb
BASKETBALL PLAYER
1992 - Present
HPI: 32.65
Rank: 1,443
Kenki Fukuoka
RUGBY PLAYER
1992 - Present
HPI: 32.64
Rank: 1,444
Mardik Mardikian
SOCCER PLAYER
1992 - Present
HPI: 32.63
Rank: 1,445
Yasuhiro Koseki
SWIMMER
1992 - Present
HPI: 32.62
Rank: 1,446
Makito Ito
SOCCER PLAYER
1992 - Present
HPI: 32.61
Rank: 1,447
Sean Couturier
HOCKEY PLAYER
1992 - Present
HPI: 32.60
Rank: 1,448
Robbie Brady
SOCCER PLAYER
1992 - Present
HPI: 32.58
Rank: 1,449
Elena Nikitina
POLITICIAN
1992 - Present
HPI: 32.58
Rank: 1,450
Lucas Tavares
SOCCER PLAYER
1992 - Present
HPI: 32.57
Rank: 1,451
Koen Metsemakers
ATHLETE
1992 - Present
HPI: 32.57
Rank: 1,452
In Japan
Among people born in Japan, Yasuhiro Koseki ranks 5,363 out of 6,245. Before him are Kohei Yamada (1989), Yuki Shimada (1986), Kenki Fukuoka (1992), Takamasa Sakai (1988), Kai Shibato (1995), and Tomoyuki Suzuki (1985). After him are Makito Ito (1992), Desheun Ryo Yamakawa (1997), William Popp (1994), Yuto Suzuki (1993), Kei Koizumi (1995), and Kentaro Takada (1983).
Others born in Japan
Go to all RankingsKohei Yamada
SOCCER PLAYER
1989 - Present
HPI: 32.66
Rank: 5,357
Yuki Shimada
SOCCER PLAYER
1986 - Present
HPI: 32.65
Rank: 5,358
Kenki Fukuoka
RUGBY PLAYER
1992 - Present
HPI: 32.64
Rank: 5,359
Takamasa Sakai
SOCCER PLAYER
1988 - Present
HPI: 32.64
Rank: 5,360
Kai Shibato
SOCCER PLAYER
1995 - Present
HPI: 32.63
Rank: 5,361
Tomoyuki Suzuki
SOCCER PLAYER
1985 - Present
HPI: 32.63
Rank: 5,362
Yasuhiro Koseki
SWIMMER
1992 - Present
HPI: 32.62
Rank: 5,363
Makito Ito
SOCCER PLAYER
1992 - Present
HPI: 32.61
Rank: 5,364
Desheun Ryo Yamakawa
SOCCER PLAYER
1997 - Present
HPI: 32.60
Rank: 5,365
William Popp
SOCCER PLAYER
1994 - Present
HPI: 32.60
Rank: 5,366
Yuto Suzuki
SOCCER PLAYER
1993 - Present
HPI: 32.59
Rank: 5,367
Kei Koizumi
SOCCER PLAYER
1995 - Present
HPI: 32.59
Rank: 5,368
Kentaro Takada
SOCCER PLAYER
1983 - Present
HPI: 32.59
Rank: 5,369
Among SWIMMERS In Japan
Among swimmers born in Japan, Yasuhiro Koseki ranks 30. Before him are Natsumi Hoshi (1990), Ippei Watanabe (1997), Jay Litherland (1995), Masato Sakai (1995), Rikako Ikee (2000), and Junya Koga (1987). After him are Kanako Watanabe (1996), Aika Hakoyama (1991), Ryo Tateishi (1989), Shinri Shioura (1991), Naito Ehara (1993), and Yuki Kobori (1993).
Natsumi Hoshi
1990 - Present
HPI: 34.95
Rank: 24
Ippei Watanabe
1997 - Present
HPI: 34.75
Rank: 25
Jay Litherland
1995 - Present
HPI: 34.02
Rank: 26
Masato Sakai
1995 - Present
HPI: 34.02
Rank: 27
Rikako Ikee
2000 - Present
HPI: 33.21
Rank: 28
Junya Koga
1987 - Present
HPI: 33.06
Rank: 29
Yasuhiro Koseki
1992 - Present
HPI: 32.62
Rank: 30
Kanako Watanabe
1996 - Present
HPI: 32.38
Rank: 31
Aika Hakoyama
1991 - Present
HPI: 31.83
Rank: 32
Ryo Tateishi
1989 - Present
HPI: 31.71
Rank: 33
Shinri Shioura
1991 - Present
HPI: 31.45
Rank: 34
Naito Ehara
1993 - Present
HPI: 31.34
Rank: 35
Yuki Kobori
1993 - Present
HPI: 30.56
Rank: 36