Aoi Nagamachi

JapanJapanActive
Born
Oct 24, 2006 (20 years old)
Events
400 m · 300 Metres

Aoi Nagamachi is a Japan sprinter, born on October 24, 2006. She competes primarily in the 100m, 200m and 400m.

Her personal bests include 12.38 in the 100m, 24.53 in the 200m, 54.82 in the 400m, 46.42 in the 4x100m and 3:38.26 in the 4x400m. She is currently active on the international athletics circuit, representing Japan.

Personal best · 400 m54.82
2026 season best55.04Jul 18, 2026 · Yanmar Stadium Nagai, Osaka
2026 season best
Personal best · 300 Metres38.87
Last competition95th Japan Inter-University Athletics ChampionshipsSep 5, 2026 · 56.32
95th Japan Inter-University Athletics Championships

As of Nov 8, 2026: 400 m 54.82, 300 Metres 38.87, 2026 season best 55.04 (Jul 18, 2026, Yanmar Stadium Nagai, Osaka (JPN)) · Last competition: 95th Japan Inter-University Athletics Championships, Sep 5, 2026, 56.32 · 20 years old

Personal bests

WA points calculator →
DisciplineResultAll-time2026
100mMatsuyama 2024Japan 100 m all-time list12.38918 pts––
200mMarugame 2023Japan 200 m all-time list24.53985 pts––
400mNiigata 2024Japan 400 m all-time list54.821,020 pts––
4x100mKochi 2025Japan 4 × 100 m all-time list46.42––
4x400mOkayama 2025Japan 4 × 400 m all-time list3:38.26–#893
4x400MetreNaruto 20233:29.82––

Progression

Compare me
SeasonDisciplineResultWindDateCompetitions
2026200m 24.99-0.3Jul 18, 2026Fukuoka University Competition
2026300m 40.52–Apr 4, 2026Spring - Hakata Record Meeting Games
2026400m 55.04–Jul 18, 2026Fukuoka University Competition
20264x400m 3:40.41–Jun 21, 2026The 79th West-Japan Inter-Unversity Track＆ Field Championships
2025200m 24.71+1.4Jul 19, 2025Fukuoka University Competition, Fukuoka University Stadium, Fukuoka
20254x100m 46.42–Aug 23, 202573rd Shikoku Athletics Championships
2025400m 54.95–Jul 4, 2025Japanese Championships, National Stadium, Tokyo
20254x400m 3:38.26–Jun 7, 202594th Japan Inter-University Athletics Championships
Compare me with Aoi Nagamachi
FAQ

Frequently asked questions

Aoi Nagamachi's 400 m personal best is 54.82, set on Jun 28, 2024 in Denka Big Swan Stadium, Niigata (JPN).

Aoi Nagamachi competes in the 400 m and 300 Metres.

2026 season best: 55.04, set on Jul 18, 2026 in Yanmar Stadium Nagai, Osaka (JPN). Last competition: 95th Japan Inter-University Athletics Championships on Sep 5, 2026, 56.32.