SK

Satoshi Koizumi

JPNJPNMen
Birth dateFeb 20, 2006
Height-
Weight-

Satoshi Koizumi is a Japan middle-distance runner, born on February 20, 2006. He competes primarily in the 800m and 1500m.

His personal bests include 1:48.97 in the 800m and 3:57.01 in the 1500m. He is currently active on the international athletics circuit, representing Japan.

Key facts
800 m
1:48.97
2026 season best
1:48.97
Jun 21, 2026 · NITTAIDAI Athletic Stadium, Yokohama (JPN)
2026 season best
Last competition
HOKUREN Distance Challenge in SHIBETSU
Jul 18, 2026 · 1:51.89
HOKUREN Distance Challenge in SHIBETSU
Age
20 years old

As of Sep 15, 2026: 800 m 1:48.97, 2026 season best 1:48.97 (Jun 21, 2026, NITTAIDAI Athletic Stadium, Yokohama (JPN)) · Last competition: HOKUREN Distance Challenge in SHIBETSU, Jul 18, 2026, 1:51.89 · 20 years old

Performance Charts

Season bests

SeasonDisciplineResultWindDateTrendCompetitions
2026
800m
1:48.97-Jun 21, 2026
↑
156th Nippon Sport Science University Competition
2025
800m
1:49.84-Oct 26, 2025
↑
The 9th Nihon University Competition, Nihon University Stadium, Tokyo
2023
800m
1:52.70-Jun 18, 2023
↑
Minami Kanto High school Meeting, JIT Recycled Ink Stadium, Kofu
2023
1500m
3:57.01-Aug 13, 2023
↑
The 99th WASEDA & KEIO Athletic Meet
2022
1500m
4:01.15-Sep 23, 2022
↑
Komazawa Olympic Park Athletic Stadium, Tokyo (JPN)

2026

13 performances
DisciplineResultWindDateCompetitions
800m
1:51.89-Jul 18HOKUREN Distance Challenge in SHIBETSU
800m
1:48.97-Jun 21156th Nippon Sport Science University Competition
800m
1:48.97-Jun 20156th Nippon Sport Science University Competition
800m
1:54.45-May 23The 105th Kanto Inter-University Track＆Field Championships
800m
1:53.01-May 23The 105th Kanto Inter-University Track＆Field Championships
800m
1:53.01-May 21The 105th Kanto Inter-University Track＆Field Championships
800m
1:54.45-May 21The 105th Kanto Inter-University Track＆Field Championships
800m
1:49.87-May 341st Shizuoka International Athletics Meet
800m
1:52.84-Apr 25All Japan University Track & Field Challenge
800m
1:52.13-Apr 25All Japan University Track & Field Challenge
800m
1:52.13-Apr 24All Japan University Track & Field Challenge
800m
1:52.84-Apr 24All Japan University Track & Field Challenge
800m
1:49.18-Apr 551st University inter-College Track and Field Tournament

2023

13 performances
DisciplineResultWindDateCompetitions
800m
1:57.82-Oct 2117th JAAF U18 Athletics Competition
800m
1:57.82-Oct 2017th JAAF U18 Athletics Competition
1500m
3:57.01-Aug 13The 99th WASEDA & KEIO Athletic Meet
800m
1:54.75-Aug 4Inter-High School Championships, Atsubetsu Park Stadium, Sapporo
800m
1:54.75-Aug 3Inter-High School Championships, Atsubetsu Park Stadium, Sapporo
800m
1:52.70-Jun 18Minami Kanto High school Meeting, JIT Recycled Ink Stadium, Kofu
800m
1:54.05-Jun 18Minami Kanto High school Meeting, JIT Recycled Ink Stadium, Kofu
800m
1:54.05-Jun 16Minami Kanto High school Meeting, JIT Recycled Ink Stadium, Kofu
800m
1:52.70-Jun 16Minami Kanto High school Meeting, JIT Recycled Ink Stadium, Kofu
800m
1:57.33-Apr 2386th Tokyo Athletics Open Championships
800m
1:56.11-Apr 2386th Tokyo Athletics Open Championships
800m
1:56.11-Apr 2286th Tokyo Athletics Open Championships
800m
1:57.33-Apr 2286th Tokyo Athletics Open Championships

2022

2 performances
DisciplineResultWindDateCompetitions
1500m
4:01.15-Sep 2374th Tokyo High School Rookie vs. School Championships, Komazawa Olympic Park Athletic Stadium, Tokyo
1500m
4:04.40-Sep 2374th Tokyo High School Rookie vs. School Championships, Komazawa Olympic Park Athletic Stadium, Tokyo

Honours

No medals

FAQ

Frequently asked questions

What is Satoshi Koizumi's 800 m personal best?

Satoshi Koizumi's 800 m personal best is 1:48.97, set on Jun 21, 2026 in NITTAIDAI Athletic Stadium, Yokohama (JPN).

Which events does Satoshi Koizumi compete in?

Satoshi Koizumi competes in the 800 m.

How did Satoshi Koizumi perform in 2026?

2026 season best: 1:48.97, set on Jun 21, 2026 in NITTAIDAI Athletic Stadium, Yokohama (JPN). Last competition: HOKUREN Distance Challenge in SHIBETSU on Jul 18, 2026, 1:51.89.