Riko Ono

JapanJapanActive
Born
Oct 26, 2007 (19 years old)
Events
400 m · 300 Metres

Riko Ono is a Japan sprinter, born on October 26, 2007. She competes primarily in the 200m, 400m and 4x400m.

Her personal bests include 24.49 in the 200m, 55.36 in the 400m, 3:43.34 in the 4x400m, 3:18.67 in the 4x400Metre and 39.41 in the 300m. She is currently active on the international athletics circuit, representing Japan.

Personal best · 400 m55.36
2026 season best57.80May 21, 2026 · Kanseki Stadium, Utsunomiya
Personal best · 300 Metres39.41
Last competition95th Japan Inter-University Athletics ChampionshipsSep 5, 2026 · 58.15

As of Nov 14, 2026: 400 m 55.36, 300 Metres 39.41, 2026 season best 57.80 (May 21, 2026, Kanseki Stadium, Utsunomiya (JPN)) · Last competition: 95th Japan Inter-University Athletics Championships, Sep 5, 2026, 58.15 · 19 years old

DisciplineResultAll-time
200mHiroshima 2025Japan 200 m all-time list24.49*989 pts–
400mHiroshima 2025Japan 400 m all-time list55.361,000 pts–
4x400mUtsunomiya 2026Japan 4 × 400 m all-time list3:43.34–
4x400MetreHikone 20253:18.67–
300mHikone 202539.41989 pts–

* Wind-assisted (> 2.0 m/s)

Progression

FAQ

Frequently asked questions

Riko Ono's 400 m personal best is 55.36, set on Jul 26, 2025 in Prefectural Stadium, Hiroshima (JPN).

Riko Ono competes in the 400 m and 300 Metres.

2026 season best: 57.80, set on May 21, 2026 in Kanseki Stadium, Utsunomiya (JPN). Last competition: 95th Japan Inter-University Athletics Championships on Sep 5, 2026, 58.15.