Marin Adachi

Marin Adachi

JapanJapanActive
Born
Jan 23, 2003 (23 years old)
Events
400 m · 100 m

Marin Adachi is a Japan sprinter, born on January 23, 2003. She competes primarily in the 100m, 200m and 400m.

Her personal bests include 11.72 in the 100m, 23.96 in the 200m, 53.14 in the 400m, 45.26 in the 4x100m and 3:36.71 in the 4x400m. She is currently active on the international athletics circuit, representing Japan.

Personal best · 400 m53.14
2026 season best55.96May 3, 2026 · Prefectural Shizuoka Stadium, Fukuroi
2026 season best
Personal best · 100 m11.72
Last competitionDay 5, the 36th Nara City Athletics CircuitOct 3, 2026 · 57.63
Day 5, the 36th Nara City Athletics Circuit

As of Nov 8, 2026: 400 m 53.14, 100 m 11.72, 2026 season best 55.96 (May 3, 2026, Prefectural Shizuoka Stadium, Fukuroi (JPN)) · Last competition: Day 5, the 36th Nara City Athletics Circuit, Oct 3, 2026, 57.63 · 23 years old

Personal bests

WA points calculator →
DisciplineResultAll-time
100mUji 2020Japan 100 m all-time list11.721,048 pts–
200mOtsu 2021Japan 200 m all-time list23.961,040 pts–
400mKawasaki 2024Japan 400 m all-time list53.141,083 pts–
4x100mFukui 2018Japan 4 × 100 m all-time list45.26–
4x400mKumagaya 2023Japan 4 × 400 m all-time list3:36.71–
LJOsaka 2022Japan Long Jump all-time list5.16818 pts–

Progression

Compare me
SeasonDisciplineResultWindDateCompetitions
2026100m 12.04+2.6Oct 3, 2026Day 5, the 36th Nara City Athletics Circuit
2026400m 55.96–May 3, 202641st Shizuoka International Athletics Meet
2025100m 12.16+0.2Apr 12, 202579th Yoshioka Memorial Izumo Meet, Hamayama Park Athletic Field, Izumo
2025200m 25.35+0.3Sep 28, 202573rd Japan Corporate Teams Athletics Championships
2025300m 39.75–Oct 3, 2025Japan Games, Athletic Stadium, Hikone
2025400m 55.26–Aug 23, 202573rd Shikoku Athletics Championships
20254x400Metre 3:30.21–Aug 24, 202573rd Shikoku Athletics Championships
2024100m 11.81+1.1Jul 13, 20242024 Shiga Athletics Championships, Athletic Stadium, Hikone
Compare me with Marin Adachi
FAQ

Frequently asked questions

Marin Adachi's 400 m personal best is 53.14, set on Sep 20, 2024 in Todoroki Stadium, Kawasaki (JPN).

Marin Adachi competes in the 400 m and 100 m.

2026 season best: 55.96, set on May 3, 2026 in Prefectural Shizuoka Stadium, Fukuroi (JPN). Last competition: Day 5, the 36th Nara City Athletics Circuit on Oct 3, 2026, 57.63.