Rio KAJI

JapanJapanActive
Born
Jan 5, 2005 (21 years old)
Events
400 m · 200 m

Rio KAJI is a Japan sprinter, born on January 5, 2005. She competes primarily in the 200m and 400m.

Her personal bests include 27.19 in the 200m and 60.24 in the 400m. She is currently active on the international athletics circuit, representing Japan.

Personal best · 400 m60.24
2026 season best61.42Apr 2, 2026
2026 season best
Personal best · 200 m27.19
Last competitionThe 103rd Kansai Inter University Track&Field ChampionshipsMay 16, 2026 · 26.52
The 103rd Kansai Inter University Track&Field Championships

As of Nov 14, 2026: 400 m 60.24, 200 m 27.19, 2026 season best 61.42 (Apr 2, 2026) · Last competition: The 103rd Kansai Inter University Track&Field Championships, May 16, 2026, 26.52 · 21 years old

Personal bests

WA points calculator →
DisciplineResultAll-time
200mSuita 2021Japan 200 m all-time list27.19751 pts–
400mKyoto 2025Japan 400 m all-time list60.24829 pts–

Progression

SeasonDisciplineResultWindDateCompetitions
2026200m 26.52-0.7May 16, 2026The 103rd Kansai Inter University Track&Field Championships
2026400m 61.42–Apr 2, 202674th Osaka Inter University Track&Field Championships and 92nd Hyogo Inter University Track&Field
2025400m 60.24–Aug 12, 20252025 the first ICAAK athletic games, Takebishi Stadium, Kyoto
2021200m 27.19+1.0Apr 4, 2021Expo '70 Stadium, Suita (JPN)
FAQ

Frequently asked questions

Rio KAJI's 400 m personal best is 60.24, set on Aug 11, 2025 in Takebishi Stadium, Kyoto (JPN).

Rio KAJI competes in the 400 m and 200 m.

2026 season best: 61.42, set on Apr 2, 2026. Last competition: The 103rd Kansai Inter University Track&Field Championships on May 16, 2026, 26.52.