Mihira Kobayashi

JapanJapanActive
Born
May 30, 2005 (21 years old)
Events
1500 m

Mihira Kobayashi is a Japan middle-distance runner, born on May 30, 2005. She competes primarily in the 800m and 1500m.

Her personal bests include 2:08.42 in the 800m and 4:23.91 in the 1500m. She is currently active on the international athletics circuit, representing Japan.

Personal best · 1500 m4:23.91
2026 season best4:23.91Apr 11, 2026 · Egao Kenko Stadium, Kumamoto
2026 season best
Last competitionAll Japan University Track & Field ChallengeApr 25, 2026 · 2:14.32
All Japan University Track & Field Challenge

As of Nov 14, 2026: 1500 m 4:23.91, 2026 season best 4:23.91 (Apr 11, 2026, Egao Kenko Stadium, Kumamoto (JPN)) · Last competition: All Japan University Track & Field Challenge, Apr 25, 2026, 2:14.32 · 21 years old

Personal bests

WA points calculator →
DisciplineResultAll-time
800mSaga 2024Japan 800 m all-time list2:08.421,017 pts–
1500mKumamoto 2026Japan 1500 m all-time list4:23.911,021 pts–

Progression

SeasonDisciplineResultWindDateCompetitions
2026800m 2:14.32–Apr 25, 2026All Japan University Track & Field Challenge
20261500m 4:23.91–Apr 11, 202634rd Kanakuri Memorial Middle and Long Distance Invitational Meet
2025800m 2:10.82–Jun 7, 202594th Japan Inter-University Athletics Championships
20251500m 4:24.64–Jun 6, 202594th Japan Inter-University Athletics Championships
2024800m 2:08.42–Oct 14, 2024National Sports Festival 2024 Saga
20241500m 4:24.77–Sep 19, 202493rd Japan Inter-University Athletics Championships
2023800m 2:12.18–Oct 15, 2023National Sports Festival
2022800m 2:17.09–Sep 30, 2022ND Soft Stadium, Tendo (JPN)
FAQ

Frequently asked questions

Mihira Kobayashi's 1500 m personal best is 4:23.91, set on Apr 11, 2026 in Egao Kenko Stadium, Kumamoto (JPN).

Mihira Kobayashi competes in the 1500 m.

2026 season best: 4:23.91, set on Apr 11, 2026 in Egao Kenko Stadium, Kumamoto (JPN). Last competition: All Japan University Track & Field Challenge on Apr 25, 2026, 2:14.32.