Kohei Mukai

Kohei Mukai

JapanJapanActive
Born
Jan 30, 1996 (30 years old)
Events
Half Marathon · 10 000 m

Kohei Mukai is a Japan long-distance runner, born on January 30, 1996. He competes primarily in the 5000m, 10000m and Semi.

His personal bests include 13:48.06 in the 5000m, 28:23.39 in the 10000m, 1:01:04 in the Semi, 47:47 in the 10MilesRoa and 1:00:34 in the 20Kilometr. He is currently active on the international athletics circuit, representing Japan.

Personal best · Half Marathon1:01:04
#954 all-time
2026 season best1:03:15Feb 8, 2026 · Ishin Me-Life Stadium, Yamaguchi
2026 season best
Personal best · 10 000 m28:23.39
Last competition22nd Nittaidai Challenge GamesMay 30, 2026 · 28:41.64
22nd Nittaidai Challenge Games

As of Nov 13, 2026: Half Marathon 1:01:04 (#954 all-time), 10 000 m 28:23.39, 2026 season best 1:03:15 (Feb 8, 2026, Ishin Me-Life Stadium, Yamaguchi (JPN)) · Last competition: 22nd Nittaidai Challenge Games, May 30, 2026, 28:41.64 · 30 years old

Personal bests

WA points calculator →
DisciplineResultAll-time2026
5000mChitose 2022Japan 5000 m all-time list13:48.061,040 pts–#842
10000mHachioji 2024Japan 10 000 m all-time list28:23.391,097 pts–#275
SemiYamaguchi 2024Japan Half Marathon all-time list1:01:041,144 pts#954–
10MilesRoaKosa 201847:47––
20KilometrTachikawa 20171:00:34––

Progression

SeasonDisciplineResultWindDateCompetitions
20265000m 13:54.53–Apr 29, 202660th Oda Mikio Memorial
202610000m 28:38.72–May 9, 202665th Chugoku Corporate Athletics Championship
2026Semi 1:03:15–Feb 8, 202654th Yamaguchi All-Corporate Half Marathon Championships
20245000m 14:11.00–May 18, 202463rd Chugoku Corporate Athletics Championship
202410000m 28:23.39–Nov 23, 20242024 Hachioji Long Distance
2024Semi 1:01:04–Feb 11, 202452nd Yamaguchi All-Corporate Half Marathon Championships
20235000m 13:53.74–May 4, 202334th Golden Games
202310000m 28:31.88–Sep 23, 202371st All Japan Corporate Teams Athletics Championships
FAQ

Frequently asked questions

Kohei Mukai's Half Marathon personal best is 1:01:04, set on Feb 11, 2024 in Ishin Me-Life Stadium, Yamaguchi (JPN), #954 on the all-time list.

Kohei Mukai competes in the Half Marathon and 10 000 m.

2026 season best: 1:03:15, set on Feb 8, 2026 in Ishin Me-Life Stadium, Yamaguchi (JPN). Last competition: 22nd Nittaidai Challenge Games on May 30, 2026, 28:41.64.