Miri Arino

JapanJapan
Born
Dec 26, 2003 (22 years old)
Events
800 m · 400 m

Miri Arino is a Japan sprinter, born on December 26, 2003. She competes primarily in the 400m and 800m.

Her personal bests include 57.88 in the 400m and 2:10.37 in the 800m. She is currently active on the international athletics circuit, representing Japan.

Personal best · 800 m2:10.37
2025 season best2:10.37Aug 20, 2025 · International Stadium, Yokohama
2025 season best
Personal best · 400 m57.88
Last competitionThe 20th Twilight Games, International Stadium, YokohamaAug 20, 2025 · 2:10.37
The 20th Twilight Games, International Stadium, Yokohama

As of Nov 15, 2026: 800 m 2:10.37, 400 m 57.88, 2025 season best 2:10.37 (Aug 20, 2025, International Stadium, Yokohama (JPN)) · Last competition: The 20th Twilight Games, International Stadium, Yokohama, Aug 20, 2025, 2:10.37 · 22 years old

Personal bests

WA points calculator →
DisciplineResultAll-time
400mHachioji 2021Japan 400 m all-time list57.88910 pts–
800mYokohama 2025Japan 800 m all-time list2:10.37985 pts–

Progression

SeasonDisciplineResultWindDateCompetitions
2025800m 2:10.37–Aug 20, 2025The 20th Twilight Games, International Stadium, Yokohama
2023800m 2:20.83–Apr 23, 202386th Tokyo Athletics Open Championships
2022800m 2:24.48–Sep 17, 2022Gion Stadium, Sagamihara (JPN)
2021400m 57.88–Jul 10, 2021Kamiyugi Park Athletic Stadium, Hachioji (JPN)
2021800m 2:12.96–Jun 20, 2021Todoroki Stadium, Kawasaki (JPN)
FAQ

Frequently asked questions

Miri Arino's 800 m personal best is 2:10.37, set on Aug 20, 2025 in International Stadium, Yokohama (JPN).

Miri Arino competes in the 800 m and 400 m.

2025 season best: 2:10.37, set on Aug 20, 2025 in International Stadium, Yokohama (JPN). Last competition: The 20th Twilight Games, International Stadium, Yokohama on Aug 20, 2025, 2:10.37.