Marika Inokuchi

Born
Jul 24, 2006 (20 years old)
Events
400 m

Marika Inokuchi is a Japan sprinter, born on July 24, 2006. She competes primarily in the 400m, 4x400m and 300m.

Her personal bests include 56.87 in the 400m, 3:49.59 in the 4x400m and 42.04 in the 300m. She is currently active on the international athletics circuit, representing Japan.

Personal best · 400 m56.87
2025 season best60.02Sep 26, 2025 · Gion Stadium, Sagamihara
Last competitionThe 36th Rookie Athletics Championships and Relay Competition, Gion Stadium, SagamiharaSep 27, 2025 · 3:52.79

As of Nov 14, 2026: 400 m 56.87, 2025 season best 60.02 (Sep 26, 2025, Gion Stadium, Sagamihara (JPN)) · Last competition: The 36th Rookie Athletics Championships and Relay Competition, Gion Stadium, Sagamihara, Sep 27, 2025, 3:52.79 · 20 years old

DisciplineResultAll-time
400mFukuoka 2024Japan 400 m all-time list56.87945 pts–
4x400mFukuoka 2023Japan 4 × 400 m all-time list3:49.59–
300mFukuoka 202442.04855 pts–

Progression

SeasonDisciplineResultWindDateCompetitions
2025400m 60.02–Sep 26, 2025The 36th Rookie Athletics Championships and Relay Competition, Gion Stadium, Sagamihara
20254x400m 3:52.79–Sep 27, 2025The 36th Rookie Athletics Championships and Relay Competition, Gion Stadium, Sagamihara
2024300m 42.04–Apr 20, 20242024 Nishinihon - Hakata Record meeting
2024400m 56.87–May 24, 20242024 Fukuoka High School Athletics Championships
2023400m 58.30–Aug 11, 2023Summer Record Meeting
20234x400m 3:49.59–Jun 17, 202376th Kita Kyushu High School Athletics Championships
FAQ

Frequently asked questions

Marika Inokuchi's 400 m personal best is 56.87, set on May 24, 2024 in Hakatanomori Athletic Stadium, Fukuoka (JPN).

Marika Inokuchi competes in the 400 m.

2025 season best: 60.02, set on Sep 26, 2025 in Gion Stadium, Sagamihara (JPN). Last competition: The 36th Rookie Athletics Championships and Relay Competition, Gion Stadium, Sagamihara on Sep 27, 2025, 3:52.79.