Hayato Kotsubo

JapanJapanActive
Born
May 26, 2006 (20 years old)
Events
400 m hurdles

Hayato Kotsubo is a Japan sprinter, born on May 26, 2006. He competes primarily in the 400m, 400mH and 4x400m.

His personal bests include 49.10 in the 400m, 52.24 in the 400mH, 3:13.02 in the 4x400m and 36.01 in the 300m. He is currently active on the international athletics circuit, representing Japan.

Personal best · 400 m hurdles52.24
2026 season best51.84Aug 1, 2026 · Yanmar Stadium Nagai, Osaka
2026 season best
Last competition8th Kyushu Kyoritsu University Challenge MeetOct 31, 2026 · 37.86
8th Kyushu Kyoritsu University Challenge Meet

As of Nov 13, 2026: 400 m hurdles 52.24, 2026 season best 51.84 (Aug 1, 2026, Yanmar Stadium Nagai, Osaka (JPN)) · Last competition: 8th Kyushu Kyoritsu University Challenge Meet, Oct 31, 2026, 37.86 · 20 years old

Personal bests

WA points calculator →
DisciplineResultAll-time2026
400mFukuoka 2024Japan 400 m all-time list49.10912 pts––
400mHFukuoka 2025Japan 400 m hurdles all-time list52.241,022 pts–#664
4x400mFukuoka 2025Japan 4 × 400 m all-time list3:13.02––
300mFukuoka 202336.01821 pts––

Progression

SeasonDisciplineResultWindDateCompetitions
2026100m 11.15+2.8Oct 31, 20268th Kyushu Kyoritsu University Challenge Meet
2026300MetresH 37.86–Oct 31, 20268th Kyushu Kyoritsu University Challenge Meet
2026400mH 51.84–Aug 1, 20266th Kyushu Kyoritsu University Challenge Meet
2026400m 51.88–Apr 2, 20261st Kyushu Kyoritsu University Challenge Meet
2025400mH 52.24–May 17, 2025The 95th Kyushu Inter University Track & Field Championships, Hakatanomori Athletic Stadium, Fukuoka
20254x400m 3:13.02–Sep 28, 2025The 53rd Kyushu University Track & Field Championships, Hakatanomori Athletic Stadium, Fukuoka
2024400m 49.10–May 3, 20242024 Fukuoka Athletics Championships
2024400mH 53.04–Jul 29, 20242024 Inter-High School Championships
FAQ

Frequently asked questions

Hayato Kotsubo's 400 m hurdles personal best is 52.24, set on May 17, 2025 in Hakatanomori Athletic Stadium, Fukuoka (JPN).

Hayato Kotsubo competes in the 400 m hurdles.

2026 season best: 51.84, set on Aug 1, 2026 in Yanmar Stadium Nagai, Osaka (JPN). Last competition: 8th Kyushu Kyoritsu University Challenge Meet on Oct 31, 2026, 37.86.