Haruto Kubo

JapanJapanActive
Born
Jun 9, 2004 (22 years old)
Events
Half Marathon · 5 Kilometres Road

Haruto Kubo is a Japan middle-distance runner, born on June 9, 2004. He competes primarily in the 1500m, 3000m and 5000m.

His personal bests include 3:58.08 in the 1500m, 8:38.61 in the 3000m, 14:33.91 in the 5000m, 30:01.55 in the 10000m and 1:03:37 in the Semi. He is currently active on the international athletics circuit, representing Japan.

Personal best · Half Marathon1:03:37
2026 season best14:33.91Jul 12, 2026 · Athletic Track, Abashiri
2026 season best
Personal best · 5 Kilometres Road14:03
Last competitionSummer Distance ChallengeJul 12, 2026 · 14:33.91
Summer Distance Challenge

As of Nov 13, 2026: Half Marathon 1:03:37, 5 Kilometres Road 14:03, 2026 season best 14:33.91 (Jul 12, 2026, Athletic Track, Abashiri (JPN)) · Last competition: Summer Distance Challenge, Jul 12, 2026, 14:33.91 · 22 years old

Personal bests

WA points calculator →
DisciplineResultAll-time
1500mOmuta 2022Japan 1500 m all-time list3:58.08878 pts–
3000mIsahaya 2020Japan 3000 m all-time list8:38.61842 pts–
5000mAbashiri 2026Japan 5000 m all-time list14:33.91890 pts–
10000mHiratsuka 2025Japan 10 000 m all-time list30:01.55953 pts–
SemiMarugame 2024Japan Half Marathon all-time list1:03:371,045 pts–
5KilometreTokorozawa 202514:03–

Progression

SeasonDisciplineResultWindDateCompetitions
20265000m 14:33.91–Jul 12, 2026Summer Distance Challenge
202610000m 32:23.99–May 4, 2026Selection Meeting for 58th All Japan Inter-University Ekiden, Lemon Gas Stadium, Hiratsuka
20255Kilometre 14:03–Sep 28, 2025The Road of Waseda
202510000m 30:01.55–May 24, 2025Selection Meeting for 57th All Japan Inter-University Ekiden, Lemon Gas Stadium, Hiratsuka
20245Kilometre 14:46–Feb 23, 2024ADIZERO 5K Special Race
2024Semi 1:03:37–Feb 4, 202476th Kagawa Marugame International Half Marathon
20221000m 2:33.97–Jul 17, 2022Gotaiten Memorial Field, Omuta (JPN)
20221500m 3:58.08–Jul 17, 2022Gotaiten Memorial Field, Omuta (JPN)
FAQ

Frequently asked questions

Haruto Kubo's Half Marathon personal best is 1:03:37, set on Feb 4, 2024 in Marugame (JPN).

Haruto Kubo competes in the Half Marathon and 5 Kilometres Road.

2026 season best: 14:33.91, set on Jul 12, 2026 in Athletic Track, Abashiri (JPN). Last competition: Summer Distance Challenge on Jul 12, 2026, 14:33.91.