TS

Tetsu Sasaki

JPNJPNMen
Birth dateNov 24, 2006
Height-
Weight-

Tetsu Sasaki is a Japan middle-distance runner, born on November 24, 2006. He competes primarily in the 1500m, 3000m and 5000m.

His personal bests include 3:45.22 in the 1500m, 8:02.56 in the 3000m, 13:40.02 in the 5000m, 8:24.96 in the 3000mSt and 2:33.24 in the 1000m. He is currently active on the international athletics circuit, representing Japan.

Key facts
3000 m steeplechase
8:24.96
#913 all-time
5000 m
13:40.02
2026 season best
8:24.96
May 24, 2026 · Kanseki Stadium, Utsunomiya (JPN)
2026 season best
Last competition
3rd Waseda University track and field meet
Jul 5, 2026 · 8:20.32
3rd Waseda University track and field meet
Age
19 years old

As of Sep 23, 2026: 3000 m steeplechase 8:24.96 (#913 all-time), 5000 m 13:40.02, 2026 season best 8:24.96 (May 24, 2026, Kanseki Stadium, Utsunomiya (JPN)) · Last competition: 3rd Waseda University track and field meet, Jul 5, 2026, 8:20.32 · 19 years old

PB

Personal bests

3:45.22
3000m
8:02.56
13:40.02
8:24.96
#913 all-time
1000m
2:33.24

Performance Charts

Season bests

SeasonDisciplineResultWindDateTrendCompetitions
2026
1500m
3:45.22-May 30, 2026
↑
Twolaps Middle Distance Circuit
2026
3000m
8:20.32-Jul 5, 2026
↑
3rd Waseda University track and field meet
2026
3000mSt
8:24.96-May 24, 2026
↑
The 105th Kanto Inter-University Track＆Field Championships
2025
3000mSt
8:29.05-Apr 12, 2025
↑
33rd Kanakuri Memorial Middle and Long Distance Invitational Meet, Egao Kenko Stadium, Kumamoto
2025
5000m
13:59.73-Mar 29, 2025
↑
Maurie Plant Meet, Lakeside Stadium, Melbourne
2024
1500m
3:46.67-Jul 29, 2024
↑
2024 Inter-High School Championships
2024
3000m
8:02.56-Jun 30, 2024
↑
Japanese U20 Championships, Denka Big Swan Stadium, Niigata
2024
3000mSt
8:37.23-Jul 31, 2024
↑
2024 Inter-High School Championships
2024
5000m
13:40.02-Nov 10, 2024
↑
12th NITTAIDAI Challenge Games, NITTAIDAI Athletic Stadium, Yokohama
2024
CrossCount
26:03-Mar 30, 2024-45th World Athletics Cross Country Championships, Park of Friendship, Beograd
2023
3000mSt
9:01.58-Aug 6, 2023
↑
Inter-High School Championships, Atsubetsu Park Stadium, Sapporo
2022
1500m
4:03.44-May 27, 2022
↑
Shinshu SkyPark Athletic Field, Matsumoto (JPN)
2022
3000m
8:41.16-Jul 23, 2022
↑
Athletic Stadium, Saku (JPN)
2022
3000mSt
9:36.20-Sep 10, 2022
↑
Sugadaira Stadium, Ueda (JPN)
2022
5000m
14:30.74-Dec 4, 2022
↑
Tokai University Stadium, Hiratsuka (JPN)
2021
1000m
2:33.24-Oct 22, 2021-Ehime Athletics Stadium, Matsuyama (JPN)
2021
1500m
3:55.36-Jun 13, 2021
↑
Municipal Mizuho Stadium, Nagoya (JPN)
2021
3000m
8:43.68-Apr 11, 2021
↑
Municipal Mizuho Stadium, Nagoya (JPN)

2026

13 performances
DisciplineResultWindDateCompetitions
3000m
8:20.32-Jul 53rd Waseda University track and field meet
1500m
3:54.77-Jul 53rd Waseda University track and field meet
3000mSt
8:27.23-Jun 12Japanese Championships
1500m
3:45.22-May 30Twolaps Middle Distance Circuit
3000mSt
8:24.96-May 24The 105th Kanto Inter-University Track＆Field Championships
3000mSt
8:56.98-May 23The 105th Kanto Inter-University Track＆Field Championships
3000mSt
8:24.96-May 21The 105th Kanto Inter-University Track＆Field Championships
3000mSt
8:56.98-May 21The 105th Kanto Inter-University Track＆Field Championships
1500m
3:49.16-Apr 2521st Nittaidai Challenge Games
3000mSt
8:47.90-Apr 1134rd Kanakuri Memorial Middle and Long Distance Invitational Meet
1500m
3:49.20-Apr 5The 59th Tokyo Big6 Track Field League
3000mSt
8:54.91-Mar 14Adelaide Invitational
3000mSt
8:54.91-Mar 13Adelaide Invitational

2025

13 performances
DisciplineResultWindDateCompetitions
3000mSt
8:41.53-Jul 26FISU World University Games
3000mSt
8:51.38-Jul 24FISU World University Games
3000mSt
8:51.38-Jul 21FISU World University Games
3000mSt
8:41.53-Jul 21FISU World University Games
3000mSt
8:30.37-Jul 4Japanese Championships, National Stadium, Tokyo
3000mSt
8:30.97-May 2926th Asian Athletics Championships, Gumi Civic Stadium, Gumi
3000mSt
8:30.97-May 2826th Asian Athletics Championships, Gumi Civic Stadium, Gumi
3000mSt
8:58.38-May 10The 104th Kanto Inter-University Track＆Field Championships, Gion Stadium, Sagamihara
3000mSt
8:58.38-May 9The 104th Kanto Inter-University Track＆Field Championships, Gion Stadium, Sagamihara
3000mSt
8:36.30-Apr 27All Japan University Track & Field Challenge, Tokai University Stadium, Hiratsuka
3000mSt
8:36.30-Apr 26All Japan University Track & Field Challenge, Tokai University Stadium, Hiratsuka
3000mSt
8:29.05-Apr 1233rd Kanakuri Memorial Middle and Long Distance Invitational Meet, Egao Kenko Stadium, Kumamoto
5000m
13:59.73-Mar 29Maurie Plant Meet, Lakeside Stadium, Melbourne

2024

24 performances
DisciplineResultWindDateCompetitions
5000m
13:40.02-Nov 1012th NITTAIDAI Challenge Games, NITTAIDAI Athletic Stadium, Yokohama
3000mSt
9:16.20-Aug 31World Athletics U20 Championships, Estadio Atlético de la VIDENA, Lima - Combined Events
3000mSt
8:41.48-Aug 28World Athletics U20 Championships, Estadio Atlético de la VIDENA, Lima - Combined Events
3000mSt
9:16.20-Aug 27World Athletics U20 Championships, Estadio Atlético de la VIDENA, Lima - Combined Events
3000mSt
8:41.48-Aug 27World Athletics U20 Championships, Estadio Atlético de la VIDENA, Lima - Combined Events
3000m
DNS-Aug 27World Athletics U20 Championships, Estadio Atlético de la VIDENA, Lima - Combined Events
3000mSt
8:37.23-Jul 312024 Inter-High School Championships
3000mSt
9:07.17-Jul 302024 Inter-High School Championships
3000mSt
9:07.17-Jul 292024 Inter-High School Championships
1500m
3:46.67-Jul 292024 Inter-High School Championships
1500m
3:49.81-Jul 292024 Inter-High School Championships
3000mSt
8:37.23-Jul 292024 Inter-High School Championships
1500m
3:49.81-Jul 282024 Inter-High School Championships
3000m
8:02.56-Jun 30Japanese U20 Championships, Denka Big Swan Stadium, Niigata
3000m
8:02.56-Jun 27Japanese U20 Championships, Denka Big Swan Stadium, Niigata
3000mSt
8:39.89-Jun 27Japanese U20 Championships, Denka Big Swan Stadium, Niigata
3000mSt
8:39.15-Jun 162024 Hokushinetsu High School Championships, Denka Big Swan Stadium, Niigata
3000mSt
9:06.93-Jun 152024 Hokushinetsu High School Championships, Denka Big Swan Stadium, Niigata
1500m
3:48.04-Jun 142024 Hokushinetsu High School Championships, Denka Big Swan Stadium, Niigata
3000mSt
8:39.15-Jun 132024 Hokushinetsu High School Championships, Denka Big Swan Stadium, Niigata
3000mSt
9:06.93-Jun 132024 Hokushinetsu High School Championships, Denka Big Swan Stadium, Niigata
1500m
3:48.04-Jun 132024 Hokushinetsu High School Championships, Denka Big Swan Stadium, Niigata
1500m
4:03.65-Jun 132024 Hokushinetsu High School Championships, Denka Big Swan Stadium, Niigata
CrossCount
26:03-Mar 3045th World Athletics Cross Country Championships, Park of Friendship, Beograd
Showing 1 - 50 of 70

Honours

4

26th Asian Athletics Championships

3000 Metres Steeplechase

2025
4

26th Asian Athletics Championships

3000 Metres Steeplechase

2025
FAQ

Frequently asked questions

What is Tetsu Sasaki's 3000 m steeplechase personal best?

Tetsu Sasaki's 3000 m steeplechase personal best is 8:24.96, set on May 24, 2026 in Kanseki Stadium, Utsunomiya (JPN), #913 on the all-time list.

Which events does Tetsu Sasaki compete in?

Tetsu Sasaki competes in the 3000 m steeplechase and 5000 m.

How did Tetsu Sasaki perform in 2026?

2026 season best: 8:24.96, set on May 24, 2026 in Kanseki Stadium, Utsunomiya (JPN). Last competition: 3rd Waseda University track and field meet on Jul 5, 2026, 8:20.32.