Kei Kawaguchi

Birth dateNov 28, 1999

Height-

Weight-

Kei Kawaguchi is a Japan long-distance runner, born on November 28, 1999. He competes primarily in the 3000m, 5000m and 10000m.

His personal bests include 8:15.9h in the 3000m, 13:48.27 in the 5000m, 28:22.76 in the 10000m, 1:03:03 in the Semi and 14:05 in the 5Kilometre. He is currently active on the international athletics circuit, representing Japan.

Key facts

10 000 m

28:22.76

Half Marathon

1:03:03

2026 season best

8:15.9h

Mar 26, 2026 · Tokai University Stadium, Hiratsuka (JPN)

2026 season best

Last competition

68th East Japan Corporate Athletics Championships

May 17, 2026 · 13:55.87

68th East Japan Corporate Athletics Championships

Age

26 years old

As of Sep 16, 2026: 10 000 m 28:22.76, Half Marathon 1:03:03, 2026 season best 8:15.9h (Mar 26, 2026, Tokai University Stadium, Hiratsuka (JPN)) · Last competition: 68th East Japan Corporate Athletics Championships, May 17, 2026, 13:55.87 · 26 years old

Personal bests

8:15.9HT

13:48.27

28:22.76

1:03:03

14:05

30:08

48:40

Performance Charts

Season bests

Season	Discipline	Result	Wind	Date	Trend	Competitions
2026	3000m	8:15.9h	-	Mar 26, 2026	-	The 245th Tokai University Long Distance Challenge
2026	5000m	13:55.87	-	May 17, 2026	↑	68th East Japan Corporate Athletics Championships
2025	5000m	13:48.27	-	Apr 27, 2025	↑	14th NITTAIDAI Challenge Games, NITTAIDAI Athletic Stadium, Yokohama
2024	5Kilometre	14:05	-	Mar 31, 2024	-	Fukui Sakura Marathon 5K
2024	5000m	14:22.97	-	Jul 6, 2024	↑	Hokuren Distance Challenge - Kitami
2024	10000m	29:10.15	-	May 18, 2024	↓	66th East Japan Corporate Athletics Championships
2024	10Kilometr	30:08	-	Jan 28, 2024	-	10K Ibiza - Platja d'en Bossa, Ibiza
2023	5000m	13:58.81	-	Jul 1, 2023	↑	Hokuren Distance Challenge - Shibetsu
2023	10000m	28:44.36	-	Nov 25, 2023	↓	Hachioji Long Distance
2023	10MilesRoa	48:40	-	Sep 17, 2023	-	Dam tot Damloop
2023	Semi	1:03:03	-	Feb 12, 2023	↑	51st Yamaguchi All-Corporate Half Marathon Championships
2022	5000m	13:54.90	-	Jul 13, 2022	↑	Athletic Track, Abashiri (JPN)
2022	10000m	28:22.76	-	Nov 27, 2022	↓	NITTAIDAI Athletic Stadium, Yokohama (JPN)
2021	5000m	13:51.86	-	Nov 14, 2021	↑	NITTAIDAI Athletic Stadium, Yokohama (JPN)
2020	5000m	13:59.82	-	Jul 12, 2020	↑	Athletics Stadium, Hadano (JPN)
2020	Semi	1:03:27	-	Oct 17, 2020	↑	Hakone Ekiden Qualifier
2018	Semi	1:04:35	-	Oct 13, 2018	↑	Tachikawa (JPN)

Discipline	Result	Wind	Date	Competitions
5000m	13:55.87	-	May 17	68th East Japan Corporate Athletics Championships
5000m	14:01.48	-	May 4	37th Golden Games in Nobeoka
3000m	8:15.9HT	-	Mar 26	The 245th Tokai University Long Distance Challenge
3000m	8:15.9HT	-	Mar 26	The 245th Tokai University Long Distance Challenge

Discipline	Result	Wind	Date	Competitions
5000m	13:48.62	-	Sep 28	73rd Japan Corporate Teams Athletics Championships
5000m	14:07.59	-	Jul 19	HOKUREN Distance Challenge 2025 in ABASHIRI, Athletic Track, Abashiri
5000m	13:58.57	-	Jul 12	HOKUREN Distance Challenge 2025 in Chitose, Aoba Park Athletic Field, Chitose
5000m	13:48.86	-	Jun 11	HOKUREN Distance Challenge 2025 in FUKAGAWA
5000m	13:53.79	-	May 25	67th East Japan Corporate Athletics Championships, Prefectural Stadium, Kumagaya
5000m	13:48.27	-	Apr 27	14th NITTAIDAI Challenge Games, NITTAIDAI Athletic Stadium, Yokohama

Discipline	Result	Wind	Date	Competitions
10000m	29:22.57	-	Jul 17	Hokuren Distance Challenge - Fukagawa
5000m	14:22.97	-	Jul 6	Hokuren Distance Challenge - Kitami
10000m	29:10.15	-	May 18	66th East Japan Corporate Athletics Championships
5Kilometre	14:05	-	Mar 31	Fukui Sakura Marathon 5K
5Kilometre	14:47	-	Feb 11	MONACO RUN 5 km
10Kilometr	30:08	-	Jan 28	10K Ibiza - Platja d'en Bossa, Ibiza

Discipline	Result	Wind	Date	Competitions
10000m	28:44.36	-	Nov 25	Hachioji Long Distance
10MilesRoa	48:40	-	Sep 17	Dam tot Damloop
10000m	29:17.27	-	Jul 8	Hokuren Distance Challenge 2023 - Abashiri, Athletic Track, Abashiri
5000m	13:58.81	-	Jul 1	Hokuren Distance Challenge - Shibetsu
10000m	28:50.73	-	May 21	65th East Japan Corporate Athletics Championships, Kanseki Stadium, Utsunomiya
10000m	28:50.73	-	May 20	65th East Japan Corporate Athletics Championships, Kanseki Stadium, Utsunomiya
Semi	1:03:03	-	Feb 12	51st Yamaguchi All-Corporate Half Marathon Championships

Discipline	Result	Wind	Date	Competitions
10000m	28:22.76	-	Nov 27	301st Nippon Sport Science University Long Distance Competition, NITTAIDAI Athletic Stadium, Yokohama
5000m	14:02.46	-	Nov 13	300th Nippon Sport Science University Long Distance Competition, NITTAIDAI Athletic Stadium, Yokohama
5000m	14:16.81	-	Sep 25	70th All Japan Corporate Team Championships, Nagaragawa Stadium, Gifu
5000m	13:54.90	-	Jul 13	Hokuren Distance Challenge, Athletic Track, Abashiri
5000m	14:03.13	-	Jun 5	296th Nippon Sport Science University Long Distance Competition, NITTAIDAI Athletic Stadium, Yokohama
5000m	14:01.67	-	May 15	64th East Japan Business Group Championship, ND Soft Stadium, Tendo

Discipline	Result	Wind	Date	Competitions
5000m	13:51.86	-	Nov 14	292nd Nippon Sport Science University Long Distance Competition, NITTAIDAI Athletic Stadium, Yokohama

Discipline	Result	Wind	Date	Competitions
Semi	1:03:27	-	Oct 17	Hakone Ekiden Qualifier
5000m	13:59.82	-	Jul 12	195th Tokai University Long Distance Competition, Athletics Stadium, Hadano

Discipline	Result	Wind	Date	Competitions
Semi	1:04:35	-	Oct 13	Tachikawa Half Marathon, Tachikawa

FAQ

Frequently asked questions

What is Kei Kawaguchi's 10 000 m personal best?

Kei Kawaguchi's 10 000 m personal best is 28:22.76, set on Nov 27, 2022 in NITTAIDAI Athletic Stadium, Yokohama (JPN).

Which events does Kei Kawaguchi compete in?

Kei Kawaguchi competes in the 10 000 m and Half Marathon.

How did Kei Kawaguchi perform in 2026?

2026 season best: 8:15.9h, set on Mar 26, 2026 in Tokai University Stadium, Hiratsuka (JPN). Last competition: 68th East Japan Corporate Athletics Championships on May 17, 2026, 13:55.87.

Kei Kawaguchi

Personal bests

Performance Charts

Season bests

2026

2025

2024

2023

2022

2021

2020

2018

Honours

No medals

Frequently asked questions