Toa Arai

JapanJapanActive
Born
Jan 30, 2005 (21 years old)
Events
400 m hurdles · 300 Metres Hurdles

Toa Arai is a Japan sprinter, born on January 30, 2005. She competes primarily in the 100m, 200m and 400mH.

Her personal bests include 12.67 in the 100m, 26.42 in the 200m, 59.78 in the 400mH, 47.94 in the 4x100m and 41.65 in the 300m. She is currently active on the international athletics circuit, representing Japan.

Personal best · 400 m hurdles59.78
2026 season best1:01.67Jun 21, 2026 · Athletic Field, Kitakami
2026 season best
Personal best · 300 Metres Hurdles42.98
Last competition95th Japan Inter-University Athletics ChampionshipsSep 5, 2026 · 47.08
95th Japan Inter-University Athletics Championships

As of Nov 14, 2026: 400 m hurdles 59.78, 300 Metres Hurdles 42.98, 2026 season best 1:01.67 (Jun 21, 2026, Athletic Field, Kitakami (JPN)) · Last competition: 95th Japan Inter-University Athletics Championships, Sep 5, 2026, 47.08 · 21 years old

Personal bests

WA points calculator →
DisciplineResultAll-time
100mGifu 2022Japan 100 m all-time list12.67863 pts–
200mNiigata 2025Japan 200 m all-time list26.42816 pts–
400mHSaga 2024Japan 400 m hurdles all-time list59.781,028 pts–
4x100mKawasaki 2024Japan 4 × 100 m all-time list47.94–
300mGifu 202241.65874 pts–
300MetresHMatsuyama 202242.98–

Progression

SeasonDisciplineResultWindDateCompetitions
2026400mH 1:01.67–Jun 21, 202648th All North-Japan Inter University Track and Field Championships
2025200m 26.42+0.1Apr 6, 202555th Hokuriku Corporate team Competition
20244x100m 47.94–Sep 20, 202493rd Japan Inter-University Athletics Championships
2024400mH 59.78–Oct 12, 2024National Sports Festival 2024 Saga
2023400mH 1:01.94–Sep 15, 202392nd Japan Inter-University Athletics Championships, Prefectural Stadium, Kumagaya
2022100m 12.67+0.0Sep 17, 2022Nagaragawa Stadium, Gifu (JPN)
2022300m 41.65–Aug 11, 2022Nagaragawa Stadium, Gifu (JPN)
2022300MetresH 42.98–Oct 22, 2022Ehime Athletics Stadium, Matsuyama (JPN)
FAQ

Frequently asked questions

Toa Arai's 400 m hurdles personal best is 59.78, set on Oct 12, 2024 in Sunrise Park, Saga (JPN).

Toa Arai competes in the 400 m hurdles and 300 Metres Hurdles.

2026 season best: 1:01.67, set on Jun 21, 2026 in Athletic Field, Kitakami (JPN). Last competition: 95th Japan Inter-University Athletics Championships on Sep 5, 2026, 47.08.