Mizuki Sanai

JapanJapanActive
Born
May 1, 2005 (21 years old)
Events
Half Marathon · 5000 m

Mizuki Sanai is a Japan long-distance runner, born on May 1, 2005. She competes primarily in the 3000m, 5000m and 10000m.

Her personal bests include 9:58.15 in the 3000m, 16:10.29 in the 5000m, 34:45.61 in the 10000m and 1:13:34 in the Semi. She is currently active on the international athletics circuit, representing Japan.

Personal best · Half Marathon1:13:34
2026 season best1:13:34Jan 25, 2026 · Osaka Half Marathon Course, Osaka
2026 season best
Personal best · 5000 m16:10.29
Last competitionThe 103rd Kansai Inter University Track&Field ChampionshipsMay 16, 2026 · 17:01.50
The 103rd Kansai Inter University Track&Field Championships

As of Nov 14, 2026: Half Marathon 1:13:34, 5000 m 16:10.29, 2026 season best 1:13:34 (Jan 25, 2026, Osaka Half Marathon Course, Osaka (JPN)) · Last competition: The 103rd Kansai Inter University Track&Field Championships, May 16, 2026, 17:01.50 · 21 years old

Personal bests

WA points calculator →
DisciplineResultAll-time2026
3000mOita 2022Japan 3000 m all-time list9:58.15920 pts––
5000mYokohama 2025Japan 5000 m all-time list16:10.291,031 pts––
10000mOsaka 2025Japan 10 000 m all-time list34:45.61998 pts–#573
SemiOsaka 2026Japan Half Marathon all-time list1:13:341,058 pts–#605

Progression

SeasonDisciplineResultWindDateCompetitions
20265000m 16:47.30–Mar 21, 2026the second ICAAK track and field game
202610000m 34:48.22–Apr 2, 202674th Osaka Inter University Track&Field Championships and 92nd Hyogo Inter University Track&Field
2026CrossCount 35:51–Feb 21, 202618th Asian Cross Country Championships, Uminonakamichi Seaside Park Cross Country Course, Fukuoka - XC 10.0km
2026Semi 1:13:34–Jan 25, 2026Osaka Half Marathon
20255000m 16:10.29–Nov 29, 202519th NITTAIDAI Challenge Games
202510000m 34:45.61–May 4, 2025The 102nd Kansai Inter University Track&Field Championships
2025Semi 1:16:15–Mar 16, 202546th Matsue Ladies Half Marathon, Matsue
20245000m 16:38.13–Oct 19, 2024Kansai Inter University Track&Field and Combined Events Challenge Meeting
FAQ

Frequently asked questions

Mizuki Sanai's Half Marathon personal best is 1:13:34, set on Jan 25, 2026 in Osaka Half Marathon Course, Osaka (JPN).

Mizuki Sanai competes in the Half Marathon and 5000 m.

2026 season best: 1:13:34, set on Jan 25, 2026 in Osaka Half Marathon Course, Osaka (JPN). Last competition: The 103rd Kansai Inter University Track&Field Championships on May 16, 2026, 17:01.50.