Keita Nakahara

Born
Oct 3, 2007 (19 years old)
Events
400 m

Keita Nakahara is a Japan sprinter, born on October 3, 2007. He competes primarily in the 100m, 200m and 400m.

His personal bests include 11.15 in the 100m, 22.21 in the 200m, 51.21 in the 400m and 35.87 in the 300m. He is currently active on the international athletics circuit, representing Japan.

Personal best · 400 m51.21
2025 season best11.15Aug 9, 2025 · Citizens Athletics Stadium, Hakodate
Last competition2025 National Athletic Meet Hokkaido representative selection meetingAug 10, 2025 · 35.87

As of Nov 13, 2026: 400 m 51.21, 2025 season best 11.15 (Aug 9, 2025, Citizens Athletics Stadium, Hakodate (JPN)) · Last competition: 2025 National Athletic Meet Hokkaido representative selection meeting, Aug 10, 2025, 35.87 · 19 years old

DisciplineResultAll-time
100mHakodate 2025Japan 100 m all-time list11.15*842 pts–
200mMuroran 2024Japan 200 m all-time list22.21*897 pts–
400mMuroran 2024Japan 400 m all-time list51.21788 pts–
300mHakodate 202535.87832 pts–

* Wind-assisted (> 2.0 m/s)

Progression

FAQ

Frequently asked questions

Keita Nakahara's 400 m personal best is 51.21, set on Sep 18, 2024 in Irie Stadium, Muroran (JPN).

Keita Nakahara competes in the 400 m.

2025 season best: 11.15, set on Aug 9, 2025 in Citizens Athletics Stadium, Hakodate (JPN). Last competition: 2025 National Athletic Meet Hokkaido representative selection meeting on Aug 10, 2025, 35.87.