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So Yamasaki

So Yamasaki

JPNJPNMen
Birth dateMar 21, 2004
Height-
Weight-

So Yamasaki is a Japan long-distance runner, born on March 21, 2004. He competes primarily in the 3000m, 5000m and 10000m.

His personal bests include 8:31.91 in the 3000m, 14:56.27 in the 5000m, 29:00.69 in the 10000m and 8:43.39 in the 3000mSt. He is currently active on the international athletics circuit, representing Japan.

Key facts
3000 m steeplechase
8:43.39
10 000 m
29:00.69
2025 season best
8:43.39
Jun 8, 2025 · Prefectural Stadium, Okayama (JPN)
2025 season best
Last competition
94th Japan Inter-University Athletics Championships
Jun 8, 2025 · 8:43.39
94th Japan Inter-University Athletics Championships
Age
22 years old

As of Sep 17, 2026: 3000 m steeplechase 8:43.39, 10 000 m 29:00.69, 2025 season best 8:43.39 (Jun 8, 2025, Prefectural Stadium, Okayama (JPN)) · Last competition: 94th Japan Inter-University Athletics Championships, Jun 8, 2025, 8:43.39 · 22 years old

PB

Personal bests

8:31.91
14:56.27
29:00.69
8:43.39

Performance Charts

Season bests

SeasonDisciplineResultWindDateTrendCompetitions
2025
3000mSt
8:43.39-Jun 8, 2025
↑
94th Japan Inter-University Athletics Championships
2025
10000m
29:00.69-May 24, 2025-Selection Meeting for 57th All Japan Inter-University Ekiden, Lemon Gas Stadium, Hiratsuka
2024
3000mSt
8:45.71-May 12, 2024
↑
The 103th Kanto Inter-University Track＆Field Championships, National Stadium, Tokyo
2023
3000m
8:31.91-Jul 23, 2023
↑
34th Six University Inter-College Track and Field Tournament
2023
3000mSt
8:53.35-Apr 9, 2023
↑
59th Four University Inter-College Track and Field Tournament, Gion Stadium, Sagamihara
2022
3000mSt
9:01.66-Apr 17, 2022
↑
Lemon Gas Stadium, Hiratsuka (JPN)
2021
3000m
8:46.76-Feb 27, 2021
↑
Athletics Stadium, Konosu (JPN)
2021
3000mSt
8:53.07-Jun 21, 2021
↑
Todoroki Stadium, Kawasaki (JPN)
2021
5000m
14:56.27-Apr 10, 2021-29th Kanakuri Memorial Meet
2019
3000m
8:33.96-May 19, 2019
↑
Tokai University Stadium, Hiratsuka (JPN)

2022

3 performances
DisciplineResultWindDateCompetitions
3000mSt
9:01.66-Apr 17All Japan University Track & Field Challenge, Lemon Gas Stadium, Hiratsuka
3000mSt
9:20.85-Apr 1058th Four Universities vs. School Competition, Gion Stadium, Sagamihara
3000mSt
9:33.75-Mar 2611th Juntendo University Competition, Juntendo University Stadium, Inzai

2021

7 performances
DisciplineResultWindDateCompetitions
3000mSt
9:08.46-Jul 31Japan High School Championships, Prefectural Stadium, Fukui
3000mSt
8:53.07-Jun 2174th Kita-Kantou High School Athletic Meet, Todoroki Stadium, Kawasaki
3000mSt
9:31.51-Jun 2074th Kita-Kantou High School Athletic Meet, Todoroki Stadium, Kawasaki
3000mSt
9:44.28-Apr 26Saitama Prefectural School Meet, Athletic Park, Ageo
5000m
14:56.27-Apr 1029th Kanakuri Memorial Meet
3000m
8:57.93-Mar 2886th Heisei Kokusai University Long Distance Competition, Athletics Stadium, Konosu
3000m
8:46.76-Feb 27Heisei Kokusai University Winter 10000m Competition, Athletics Stadium, Konosu

2019

1 performance
DisciplineResultWindDateCompetitions
3000m
8:33.96-May 19Tokai University Distance Copetition, Tokai University Stadium, Hiratsuka

Honours

No medals

FAQ

Frequently asked questions

What is So Yamasaki's 3000 m steeplechase personal best?

So Yamasaki's 3000 m steeplechase personal best is 8:43.39, set on Jun 8, 2025 in Prefectural Stadium, Okayama (JPN).

Which events does So Yamasaki compete in?

So Yamasaki competes in the 3000 m steeplechase and 10 000 m.

How did So Yamasaki perform in 2025?

2025 season best: 8:43.39, set on Jun 8, 2025 in Prefectural Stadium, Okayama (JPN). Last competition: 94th Japan Inter-University Athletics Championships on Jun 8, 2025, 8:43.39.