Wataru Yamaguchi

Wataru Yamaguchi

JapanJapan
Born
Mar 19, 1984 (42 years old)
Events
Half Marathon · 10 000 m

Wataru Yamaguchi is a Japan long-distance runner, born on March 19, 1984. He competes primarily in the 3000m, 5000m and 10000m.

His personal bests include 8:11.83 in the 3000m, 13:58.24 in the 5000m, 29:10.66 in the 10000m, 1:03:47 in the Semi and 2:18:25 in the Marathon. He is currently active on the international athletics circuit, representing Japan.

Personal best · Half Marathon1:03:47
2025 season best2:34:01Mar 2, 2025 · Tokyo
2025 season best
Personal best · 10 000 m29:10.66
Last competitionTokyo MarathonMar 2, 2025 · 2:34:01
Tokyo Marathon

As of Nov 13, 2026: Half Marathon 1:03:47, 10 000 m 29:10.66, 2025 season best 2:34:01 (Mar 2, 2025, Tokyo (JPN)) · Last competition: Tokyo Marathon, Mar 2, 2025, 2:34:01 · 42 years old

Personal bests

WA points calculator →
DisciplineResultAll-time
3000mFugokawa 2010Japan 3000 m all-time list8:11.83988 pts–
5000mYokohama 2008Japan 5000 m all-time list13:58.241,006 pts–
10000mYokohama 2010Japan 10 000 m all-time list29:10.661,026 pts–
SemiYamaguchi 2007Japan Half Marathon all-time list1:03:471,039 pts–
MarathonTokyo 2015Japan Marathon all-time list2:18:25983 pts–
10KilometrHitachinaka 201030:07–

Progression

SeasonDisciplineResultWindDateCompetitions
2025Marathon 2:34:01–Mar 2, 2025Tokyo Marathon
2019Marathon 2:29:13–Nov 24, 2019–
2015Marathon 2:18:25–Feb 22, 2015Tokyo Marathon
201410000m 29:16.62–May 17, 2014Fukushima (JPN)
201410MilesRoa 48:36–Feb 9, 2014Karatsu (JPN)
2014Marathon 2:19:45–Mar 2, 2014Otsu (JPN)
201310000m 29:13.99–Sep 28, 2013Yokohama (JPN)
2012Marathon 2:19:22–Feb 5, 2012Oita (JPN)
FAQ

Frequently asked questions

Wataru Yamaguchi's Half Marathon personal best is 1:03:47, set on Mar 11, 2007 in Yamaguchi (JPN).

Wataru Yamaguchi competes in the Half Marathon and 10 000 m.

2025 season best: 2:34:01, set on Mar 2, 2025 in Tokyo (JPN). Last competition: Tokyo Marathon on Mar 2, 2025, 2:34:01.