Haruki Inomoto

JapanJapanActive
Born
Jan 23, 2005 (21 years old)
Events
400 m

Haruki Inomoto is a Japan sprinter, born on January 23, 2005. He competes primarily in the 200m, 400m and 4x400m.

His personal bests include 22.84 in the 200m, 50.95 in the 400m, 3:20.30 in the 4x400m and 36.17 in the 300m. He ranks 2105th all-time in the 400m for Japan. He is currently active on the international athletics circuit, representing Japan.

Personal best · 400 m50.95
#2105 in Japan
2026 season best51.59Apr 25, 2026 · Komazawa Olympic Park Athletic Stadium, Tokyo
2026 season best
Last competition89th Tokyo Athletics Open ChampionshipsApr 25, 2026 · 51.59
89th Tokyo Athletics Open Championships

As of Nov 13, 2026: 400 m 50.95, 2026 season best 51.59 (Apr 25, 2026, Komazawa Olympic Park Athletic Stadium, Tokyo (JPN)) · Last competition: 89th Tokyo Athletics Open Championships, Apr 25, 2026, 51.59 · 21 years old

Personal bests

WA points calculator →
DisciplineResultAll-time
200mTokyo 2024Japan 200 m all-time list22.84814 pts–
400mTokyo 2025Japan 400 m all-time list50.95803 pts–
4x400mSagamihara 2025Japan 4 × 400 m all-time list3:20.30–
300mAgeo 202536.17809 pts–

Progression

SeasonDisciplineResultWindDateCompetitions
2026400m 51.59–Apr 25, 202689th Tokyo Athletics Open Championships
2025300m 36.17–Mar 18, 20252025 Spring Challenge Meet
2025400m 50.95–Apr 19, 2025The 2nd Nihon University Competition, Nihon University Stadium, Tokyo
20254x400m 3:20.30–Sep 27, 2025The 36th Rookie Athletics Championships and Relay Competition, Gion Stadium, Sagamihara
2024200m 22.84+0.4Oct 12, 2024NAGASE Cup 2024
FAQ

Frequently asked questions

Haruki Inomoto's 400 m personal best is 50.95, set on Apr 19, 2025 in Nihon University Stadium, Tokyo (JPN).

Haruki Inomoto competes in the 400 m.

2026 season best: 51.59, set on Apr 25, 2026 in Komazawa Olympic Park Athletic Stadium, Tokyo (JPN). Last competition: 89th Tokyo Athletics Open Championships on Apr 25, 2026, 51.59.