Kazuma Ito

Kazuma Ito

JapanJapanActive
Born
Jun 17, 1988 (38 years old)
Events
Half Marathon · 10 000 m

Kazuma Ito is a Japan middle-distance runner, born on June 17, 1988. He competes primarily in the 1500m, 3000m and 5000m.

His personal bests include 3:57.18 in the 1500m, 8:19.98 in the 3000m, 13:47.72 in the 5000m, 28:28.92 in the 10000m and 1:02:10 in the Semi. He is currently active on the international athletics circuit, representing Japan.

Personal best · Half Marathon1:02:10
2026 season best14:39Sep 27, 2026 · Meijijingu Gaien area, Tokyo
2026 season best
Personal best · 10 000 m28:28.92
Last competitionADIZERO 5K Tokyo ChallengeSep 27, 2026 · 14:39
ADIZERO 5K Tokyo Challenge

As of Nov 14, 2026: Half Marathon 1:02:10, 10 000 m 28:28.92, 2026 season best 14:39 (Sep 27, 2026, Meijijingu Gaien area, Tokyo (JPN)) · Last competition: ADIZERO 5K Tokyo Challenge, Sep 27, 2026, 14:39 · 38 years old

Personal bests

WA points calculator →
DisciplineResultAll-time2026
1500mTokyo 2025Japan 1500 m all-time list3:57.18888 pts––
3000mTokyo 2021Japan 3000 m all-time list8:19.98942 pts––
5000mShibetsu 2019Japan 5000 m all-time list13:47.721,041 pts––
10000mHachioji 2016Japan 10 000 m all-time list28:28.921,088 pts––
SemiOsaka 2018Japan Half Marathon all-time list1:02:101,101 pts––
MarathonOsaka 2024Japan Marathon all-time list2:15:211,036 pts––

Progression

SeasonDisciplineResultWindDateCompetitions
20265Kilometre 14:39–Sep 27, 2026ADIZERO 5K Tokyo Challenge
20251500m 3:57.18–Oct 12, 202518th wttk & DEN-EN Club Middle Distance Record Challenge
20255000m 14:13.83–Oct 5, 202517th NITTAIDAI Challenge Games
2024Semi 1:02:52–Jan 28, 2024Osaka Half Marathon, Osaka
2024Marathon 2:15:21–Feb 25, 2024Osaka Marathon
20235000m 14:15.57–Jul 1, 2023Hokuren Distance Challenge - Shibetsu
20225000m 14:14.87–Oct 2, 2022NITTAIDAI Athletic Stadium, Yokohama (JPN)
202210000m 29:50.51–Nov 26, 2022Gion Stadium, Machida (JPN)
FAQ

Frequently asked questions

Kazuma Ito's Half Marathon personal best is 1:02:10, set on Jan 28, 2018 in Osaka (JPN).

Kazuma Ito competes in the Half Marathon and 10 000 m.

2026 season best: 14:39, set on Sep 27, 2026 in Meijijingu Gaien area, Tokyo (JPN). Last competition: ADIZERO 5K Tokyo Challenge on Sep 27, 2026, 14:39.