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...
7 KB (166 words) - 11:36, 26 July 2024
van der Burgh also swam 55.99 (2009), 56.01 (2018), 56.60 (2009). Yasuhiro Koseki also swam 56.13 (2018), 56.42 (2018). Emre Sakçı also swam 56.25 (2021)...
49 KB (2,205 words) - 08:07, 22 June 2024
Gyurta also swam 2:07.28 (2012). Josh Prenot also swam 2:07.28 (2018). Yasuhiro Koseki also swam 2:07.29 (2017). Matthew Fallon also swam 2:07.39 (2024)....
52 KB (2,436 words) - 17:57, 23 July 2024
competitors to swim under 2:10.00 in the final with the other being Yasuhiro Koseki of Japan who won the gold medal. Fink's swims at both championships...
71 KB (4,755 words) - 14:12, 30 July 2024
up the fourth spot in 3:31.30, with Japan's Ryosuke Irie (53.46), Yasuhiro Koseki (58.65), Takuro Fujii (51.56), and Katsumi Nakamura (48.30) following...
17 KB (872 words) - 22:41, 15 July 2023
fifth-place finish in 59.31, almost a tenth-second margin ahead of Japan's Yasuhiro Koseki (59.37) and his countryman Felipe França Silva (59.38). Swimming on...
18 KB (770 words) - 12:07, 13 July 2024
narrowly missing on a podium by eight-hundredths of a second. Japan's Yasuhiro Koseki seized a comfortable lead throughout the majority of the race but slipped...
16 KB (673 words) - 02:45, 18 July 2024
2018 Kazan Kirill Strelnikov (RUS) 21 November 2021 Kazan 23 25.91 Yasuhiro Koseki (JPN) 17 October 2021 Tokyo 24 25.99 Ian Finnerty (USA) 16 November...
64 KB (3,633 words) - 19:59, 30 June 2024
Russia 20 December 2009 Saint Petersburg 5 3:21.07 Ryosuke Irie (49.95) Yasuhiro Koseki (55.91) Takeshi Kawamoto (49.58) Katsumi Nakamura (45.63) Japan 16...
122 KB (2,896 words) - 20:26, 18 July 2024
Melbourne, Australia 4 × 100 m medley relay 3:21.07 Ryosuke Irie (49.95) Yasuhiro Koseki (55.91) Takeshi Kawamoto (49.58) Katsumi Nakamura (45.63) Japan...
63 KB (2,019 words) - 20:11, 28 July 2024
Masaki Kaneko 200 m backstroke 1:57.19 13 Q 1:56.78 11 Did not advance Yasuhiro Koseki 100 m breaststroke 58.91 2 Q 59.23 4 Q 59.37 6 200 m breaststroke 2:08...
145 KB (5,246 words) - 07:26, 22 June 2024
Tatsumi International Swimming Center. The defending champion was Yasuhiro Koseki of Japan. Prior to this competition, the existing world and Pan Pacific...
7 KB (239 words) - 08:55, 10 July 2023
1:55.12 Austin Katz United States 1:56.00 100 m breaststroke details Yasuhiro Koseki Japan 59.08 Jake Packard Australia 59.20 João Gomes Júnior Brazil...
17 KB (238 words) - 22:17, 3 September 2023
details Yasuhiro Koseki Japan 59.62 Felipe França Silva Brazil 59.82 Glenn Snyders New Zealand 1:00.18 200 m breaststroke details Yasuhiro Koseki Japan...
15 KB (262 words) - 04:55, 7 December 2023
NR 200 m breaststroke details Anton Chupkov Russia 2:06.96 CR, ER Yasuhiro Koseki Japan 2:07.29 Ippei Watanabe Japan 2:07.47 50 m butterfly details...
66 KB (398 words) - 18:37, 7 July 2024
DeLoof Tomoru Honda Suzuka Hasegawa Takeshi Kawamoto Chihiro Igarashi Yasuhiro Koseki Leah Gingrich Vladimir Morozov Harriet Jones Nandor Nemeth Keanna MacInnes...
106 KB (809 words) - 06:37, 17 May 2024
November 2016 2016 Championships Tokyo, Japan 50m breaststroke 27.62 Yasuhiro Koseki Japan 17 November 2016 2016 Championships Tokyo, Japan 100m breaststroke...
30 KB (1,153 words) - 11:23, 22 January 2024
der Burgh South Africa 56.01 CR Ilya Shymanovich Belarus 56.10 NR Yasuhiro Koseki Japan 56.13 AS 200 m breaststroke details Kirill Prigoda Russia 2:00...
27 KB (87 words) - 15:51, 30 May 2024
Tatsumi International Swimming Center. The defending champion was Yasuhiro Koseki of Japan. Prior to this competition, the existing world and Pan Pacific...
7 KB (239 words) - 09:01, 10 July 2023
Steven Aimable Jeanne Boutbien 4 5 Japan Natsumi Sakai (1:00.08) Yasuhiro Koseki (59.50) Naoki Mizunuma (51.85) Rika Omoto 5 5 China Li Guangyuan (53...
16 KB (58 words) - 22:34, 25 April 2023
50m breaststroke 26.94 Yasuhiro Koseki Japan 17 June 2018 Mare Nostrum Monte Carlo, Monaco 100m breaststroke 58.78 Yasuhiro Koseki Japan 17 June 2018 Mare...
56 KB (1,843 words) - 10:05, 21 April 2024
breaststroke details Yasuhiro Koseki Japan 27.07 Yan Zibei China 27.25 Dmitriy Balandin Kazakhstan 27.46 100 m breaststroke details Yasuhiro Koseki Japan 58...
30 KB (177 words) - 04:26, 22 January 2024
Bohus Maarten Brzoskowski Ivan Girev Tomoru Honda Takeshi Kawamoto Yasuhiro Koseki Vladimir Morozov Nandor Nemeth Daniil Pasynkov Alessandro Pinzuti Federico...
4 KB (133 words) - 16:32, 17 June 2023
78 GR Yasuhiro Koseki Japan 27.89 Sandeep Sejwal India 28.26 100 m breaststroke details Dmitriy Balandin Kazakhstan 59.92 GR Yasuhiro Koseki Japan...
27 KB (147 words) - 03:19, 10 February 2023
States Dániel Gyurta Hungary 2017 Budapest Anton Chupkov Russia Yasuhiro Koseki Japan Ippei Watanabe Japan 2019 Gwangju Anton Chupkov Russia Matthew...
142 KB (286 words) - 09:30, 21 February 2024
July 2019 Asian Record Qin Haiyang (CHN) 57.69 Fukuoka, Japan 24 July 2023 Games Record Yasuhiro Koseki (JPN) 58.86 Jakarta, Indonesia 22 August 2018...
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Great Britain 57.59 Q 2 8 4 Ilya Shymanovich Belarus 58.87 Q 3 9 5 Yasuhiro Koseki Japan 58.91 Q 4 8 5 Yan Zibei China 59.13 Q 5 7 4 James Wilby Great...
20 KB (146 words) - 00:08, 8 November 2023
Incheon Dmitriy Balandin (KAZ) Yasuhiro Koseki (JPN) Sandeep Sejwal (IND) 2018 Jakarta–Palembang Yasuhiro Koseki (JPN) Yan Zibei (CHN) Dmitriy Balandin (KAZ)...
157 KB (30 words) - 19:02, 2 July 2024
July 2017 Asian Record Qin Haiyang (CHN) 26.20 Fukuoka, Japan 25 July 2023 Games Record Yasuhiro Koseki (JPN) 27.33 Jakarta, Indonesia 22 August 2018...
7 KB (78 words) - 12:05, 19 October 2023
and finishing over three-tenths of a second ahead of silver medalist Yasuhiro Koseki of Japan and over half a second ahead of bronze medalist Ippei Watanabe...
52 KB (3,628 words) - 05:27, 10 July 2024