Jun MIZUSAKI

Born
May 24, 2003 (23 years old)
Events
Half Marathon · 3000 m steeplechase

Jun MIZUSAKI is a Japan long-distance runner, born on May 24, 2003. He competes primarily in the 5000m, 10000m and Semi.

His personal bests include 14:36.01 in the 5000m, 31:28.82 in the 10000m, 1:04:36 in the Semi, 9:11.89 in the 3000mSt and 1:41:47 in the 30Kilometr. He is currently active on the international athletics circuit, representing Japan.

Personal best · Half Marathon1:04:36
2025 season best1:04:36Oct 18, 2025 · Showa Kinen Park, Tachikawa
Personal best · 3000 m steeplechase9:11.89
Last competitionThe 102nd Hakone Ekiden Qualifying Meet, Showa Kinen Park, TachikawaOct 18, 2025 · 1:04:36

As of Nov 13, 2026: Half Marathon 1:04:36, 3000 m steeplechase 9:11.89, 2025 season best 1:04:36 (Oct 18, 2025, Showa Kinen Park, Tachikawa (JPN)) · Last competition: The 102nd Hakone Ekiden Qualifying Meet, Showa Kinen Park, Tachikawa, Oct 18, 2025, 1:04:36 · 23 years old

DisciplineResultAll-time
5000mYokohama 2022Japan 5000 m all-time list14:36.01884 pts–
10000mSagamihara 2024Japan 10 000 m all-time list31:28.82833 pts–
SemiTachikawa 2025Japan Half Marathon all-time list1:04:361,009 pts–
30KilometrOhme 20241:41:47–

Progression

SeasonDisciplineResultWindDateCompetitions
2025Semi 1:04:36–Oct 18, 2025The 102nd Hakone Ekiden Qualifying Meet, Showa Kinen Park, Tachikawa
202410000m 31:28.82–Jun 23, 2024Selection Meeting for 56th All Japan Inter-University Ekiden, Gion Stadium, Sagamihara
2024Semi 1:06:32–Nov 17, 2024Ageo City Half Marathon, Ageo
202430Kilometr 1:41:47–Feb 18, 202456th The Ohme 30&10km Road Race
2023Semi 1:06:00–Oct 14, 2023The 100th Hakone Ekiden Qualifying Meet
20223000mSt 9:11.89–Apr 30, 2022Hosei University Stadium, Machida (JPN)
20225000m 14:36.01–Nov 13, 2022NITTAIDAI Athletic Stadium, Yokohama (JPN)
202210000m 32:09.54–Apr 23, 2022NITTAIDAI Athletic Stadium, Yokohama (JPN)
FAQ

Frequently asked questions

Jun MIZUSAKI's Half Marathon personal best is 1:04:36, set on Oct 18, 2025 in Showa Kinen Park, Tachikawa (JPN).

Jun MIZUSAKI competes in the Half Marathon and 3000 m steeplechase.

2025 season best: 1:04:36, set on Oct 18, 2025 in Showa Kinen Park, Tachikawa (JPN). Last competition: The 102nd Hakone Ekiden Qualifying Meet, Showa Kinen Park, Tachikawa on Oct 18, 2025, 1:04:36.