Chiharu Usui

JapanJapanActive
Born
Jan 7, 2006 (20 years old)
Events
400 m

Chiharu Usui is a Japan sprinter, born on January 7, 2006. She competes primarily in the 200m, 400m and 800m.

Her personal bests include 25.06 in the 200m, 54.97 in the 400m, 2:17.45 in the 800m and 39.24 in the 300m. She is currently active on the international athletics circuit, representing Japan.

Personal best · 400 m54.97
2026 season best56.80Sep 5, 2026
2026 season best
Last competition95th Japan Inter-University Athletics ChampionshipsSep 5, 2026 · 56.80
95th Japan Inter-University Athletics Championships

As of Nov 14, 2026: 400 m 54.97, 2026 season best 56.80 (Sep 5, 2026) · Last competition: 95th Japan Inter-University Athletics Championships, Sep 5, 2026, 56.80 · 20 years old

Personal bests

WA points calculator →
DisciplineResultAll-time
200mGifu 2022Japan 200 m all-time list25.06936 pts–
400mFukuroi 2023Japan 400 m all-time list54.971,014 pts–
800mShizuoka 2020Japan 800 m all-time list2:17.45871 pts–
300mMatsuyama 202239.24998 pts–

Progression

SeasonDisciplineResultWindDateCompetitions
2026400m 56.80–Sep 5, 202695th Japan Inter-University Athletics Championships
2025400m 59.45–Jul 5, 2025Miyagi Athletics Championships
2024400m 58.34–Sep 19, 202493rd Japan Inter-University Athletics Championships
2023400m 54.97–May 3, 202338th Shizuoka International Athletics Meet, Prefectural Shizuoka Stadium, Fukuroi
2022200m 25.06-0.2Oct 30, 2022Nagaragawa Stadium, Gifu (JPN)
2022300m 39.24–Oct 22, 2022Ehime Athletics Stadium, Matsuyama (JPN)
2022400m 55.80–Oct 29, 2022Nagaragawa Stadium, Gifu (JPN)
2021400m 56.64–Oct 30, 2021Prefectural Shizuoka Stadium, Fukuroi (JPN)
FAQ

Frequently asked questions

Chiharu Usui's 400 m personal best is 54.97, set on May 3, 2023 in Prefectural Shizuoka Stadium, Fukuroi (JPN).

Chiharu Usui competes in the 400 m.

2026 season best: 56.80, set on Sep 5, 2026. Last competition: 95th Japan Inter-University Athletics Championships on Sep 5, 2026, 56.80.