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Kenji Yamamoto

Photo: 江戸村のとくぞう—CC BY-SA 4.0

Kenji Yamamoto

JPNJPNMen
Birth dateNov 17, 1989
Height-
Weight-

Kenji Yamamoto is a Japan long-distance runner, born on November 17, 1989. He competes primarily in the 5000m, 10000m and Semi.

His personal bests include 13:52.52 in the 5000m, 28:26.35 in the 10000m, 1:01:44 in the Semi, 2:08:33 in the Marathon and 29:21 in the 10Kilometr. He is currently active on the international athletics circuit, representing Japan.

Key facts
Marathon
2:08:33
#941 all-time
10 Miles Road
46:25
2026 season best
1:04:49
Feb 8, 2026 · Ishin Me-Life Stadium, Yamaguchi (JPN)
2026 season best
Last competition
54th Yamaguchi All-Corporate Half Marathon Championships
Feb 8, 2026 · 1:04:49
54th Yamaguchi All-Corporate Half Marathon Championships
Age
36 years old

As of Sep 14, 2026: Marathon 2:08:33 (#941 all-time), 10 Miles Road 46:25, 2026 season best 1:04:49 (Feb 8, 2026, Ishin Me-Life Stadium, Yamaguchi (JPN)) · Last competition: 54th Yamaguchi All-Corporate Half Marathon Championships, Feb 8, 2026, 1:04:49 · 36 years old

Performance Charts

Season bests

SeasonDisciplineResultWindDateTrendCompetitions
2026
Semi
1:04:49-Feb 8, 2026
↓
54th Yamaguchi All-Corporate Half Marathon Championships
2025
5000m
14:15.72-Apr 29, 2025
↓
59th Oda Mikio Memorial, Municipal Stadium, Hiroshima
2025
10000m
29:50.86-May 10, 2025
↓
64th Chugoku Corporate Athletics Championship
2025
Semi
1:01:51-Feb 2, 2025
↓
77th Kagawa Marugame International Half Marathon, Marugame
2025
Marathon
2:13:20-Mar 2, 2025
↑
Tokyo Marathon
2024
5000m
14:19.97-Apr 29, 2024
↓
58th Oda Mikio Memorial
2024
10MilesRoa
47:37-Dec 1, 2024
↑
Kumamoto Kosa 10 mile Road Race
2024
Semi
1:01:44-Jan 28, 2024
↓
Osaka Half Marathon, Osaka
2024
Marathon
2:08:33-Mar 3, 2024
↑
Tokyo Marathon
2023
5000m
14:38.89-May 20, 2023
↓
62nd Chugoku Corporate Athletics Championship
2023
Marathon
2:10:46-Apr 23, 2023
↑
25th Nagano Marathon
2022
10MilesRoa
48:26-Dec 4, 2022
↑
Kosa (JPN)
2022
Semi
1:02:31-Jan 30, 2022
↓
Osaka (JPN)
2022
Marathon
2:08:38-Feb 27, 2022
↑
The Combined 10th Osaka Marathon and 77th Lake Biwa Mainichi Marathon
2021
5000m
13:59.72-Sep 19, 2021
↓
Municipal Stadium, Miyoshi (JPN)
2021
10000m
28:38.34-Jul 14, 2021
↓
Municipal Stadium, Kitami (JPN)
2020
5000m
13:52.52-Sep 26, 2020
↓
Municipal Stadium, Miyoshi (JPN)
2020
Semi
1:01:58-Feb 9, 2020
↓
All-Japan Corporate Team Half Marathon Championships
2020
Marathon
2:09:41-Mar 1, 2020
↑
Tokyo Marathon
2019
5000m
14:17.55-Apr 27, 2019
↓
53rd Mikio Oda Memorial
2019
10MilesRoa
46:25-Dec 1, 2019
↑
Kosa 10 Mile
2019
Semi
1:02:01-Jun 2, 2019
↓
Rock 'n' Roll Half Marathon
2019
Marathon
2:08:42-Mar 10, 2019
↑
Lake Biwa Marathon
2018
10000m
28:51.56-Jul 7, 2018
↓
Kitami (JPN)
2018
10Kilometr
29:21-Sep 8, 2018-Prague Grand Prix
2018
Semi
1:02:45-Jun 3, 2018
↓
San Diego Rock 'n' Roll Half Marathon, San Diego, CA
2018
Marathon
2:08:48-Feb 25, 2018
↑
Tokyo Marathon
2017
5000m
13:57.94-Jul 9, 2017
↓
Kitami (JPN)
2017
10000m
29:07.79-Sep 23, 2017
↓
Osaka (JPN)
2017
10MilesRoa
47:39-Dec 3, 2017
↑
Kosa (JPN)
2017
Semi
1:03:14-Jun 4, 2017
↓
San Diego, CA (USA)
2017
Marathon
2:15:19-Mar 5, 2017
↑
Otsu (JPN)
2016
5000m
13:56.59-May 14, 2016
↓
Hiroshima (JPN)
2016
10000m
28:42.13-Apr 23, 2016
↓
Kobe (JPN)
2015
5000m
13:56.74-Apr 18, 2015
↓
Hiroshima (JPN)
2015
10000m
28:26.35-Nov 28, 2015
↓
Hachioji (JPN)
2015
Semi
1:04:29-May 17, 2015
↓
Gifu (JPN)
2014
5000m
13:58.07-May 10, 2014
↓
Miyoshi (JPN)
2014
10000m
28:48.79-Jun 7, 2014
↓
Fukushima (JPN)
2014
Semi
1:01:47-Feb 16, 2014
↓
Yamaguchi (JPN)
2013
5000m
13:55.42-Apr 28, 2013
↓
Hiroshima (JPN)
2013
10000m
28:27.67-Jun 29, 2013
↓
Fukagawa (JPN)
2013
Semi
1:02:15-Feb 3, 2013
↓
Marugame (JPN)
2012
5000m
14:03.59-Jun 23, 2012
↓
Shibetsu (JPN)
2012
10000m
28:42.82-Nov 24, 2012
↓
Tokyo (JPN)
2010
10000m
29:43.93-Jul 10, 2010
↓
Kushiro (JPN)

2026

1 performance
DisciplineResultWindDateCompetitions
Semi
1:04:49-Feb 854th Yamaguchi All-Corporate Half Marathon Championships

2024

5 performances
DisciplineResultWindDateCompetitions
10MilesRoa
47:37-Dec 1Kumamoto Kosa 10 mile Road Race
Marathon
2:14:24-Jul 7ASICS Gold Coast Marathon, Gold Coast
5000m
14:19.97-Apr 2958th Oda Mikio Memorial
Marathon
2:08:33-Mar 3Tokyo Marathon
Semi
1:01:44-Jan 28Osaka Half Marathon, Osaka

2023

3 performances
DisciplineResultWindDateCompetitions
Marathon
DNF-Oct 15Marathon Grand Championship - Paris 24 Selection Race, Tokyo
5000m
14:38.89-May 2062nd Chugoku Corporate Athletics Championship
Marathon
2:10:46-Apr 2325th Nagano Marathon

2022

3 performances
DisciplineResultWindDateCompetitions
10MilesRoa
48:26-Dec 4Kumamoto Kosa 10-Mile Road Race, Kosa
Marathon
2:08:38-Feb 27The Combined 10th Osaka Marathon and 77th Lake Biwa Mainichi Marathon
Semi
1:02:31-Jan 30Osaka Half Marathon, Osaka

2021

7 performances
DisciplineResultWindDateCompetitions
10000m
29:16.78-Nov 27Long Distance Meeting, Kamiyugi Park Athletic Stadium, Hachioji
10000m
28:42.79-Oct 23rd Long Distance Meeting, Municipal Stadium, Miyoshi
10000m
29:25.87-Sep 2569th All Japan Corporate Team Championships, Yanmar Stadium Nagai, Osaka
5000m
13:59.72-Sep 192nd Long Distance Meeting, Municipal Stadium, Miyoshi
10000m
28:38.34-Jul 14Hokuren Distance Challenge, Municipal Stadium, Kitami
5000m
14:18.16-Jul 7Hokuren Distance Challenge, Athletics Stadium, Fukagawa
10000m
29:12.21-Mar 2710000m Record Meeting, Nishishina Athletic Stadium, Nobeoka

2020

4 performances
DisciplineResultWindDateCompetitions
5000m
13:52.52-Sep 263rd Chugoku Long Distance Meeting, Municipal Stadium, Miyoshi
5000m
14:09.55-Sep 122nd Chugoku Long Distance Meeting, Municipal Stadium, Miyoshi
Marathon
2:09:41-Mar 1Tokyo Marathon
Semi
1:01:58-Feb 9All-Japan Corporate Team Half Marathon Championships

2019

7 performances
DisciplineResultWindDateCompetitions
10MilesRoa
46:25-Dec 1Kosa 10 Mile
Marathon
2:16:44-Sep 15Marathon Grand Championships, Tokyo
Semi
1:02:01-Jun 2Rock 'n' Roll Half Marathon
5000m
14:17.55-Apr 2853rd Mikio Oda Memorial
5000m
14:17.55-Apr 2753rd Mikio Oda Memorial
Marathon
2:08:42-Mar 10Lake Biwa Marathon
Semi
1:02:34-Feb 10All-Japan Corporate Team Half Marathon Championships

2018

6 performances
DisciplineResultWindDateCompetitions
Semi
1:03:55-Sep 15Ústi nad Lábem Half Marathon, Ústí nad Labem
10Kilometr
29:21-Sep 8Prague Grand Prix
10000m
28:51.56-Jul 7Kitami Hokuren Distance Challenge, Kitami
Semi
1:02:45-Jun 3San Diego Rock 'n' Roll Half Marathon, San Diego, CA
10000m
29:37.42-Apr 21Kobe Hyogo Relays, Kobe
Marathon
2:08:48-Feb 25Tokyo Marathon

2017

7 performances
DisciplineResultWindDateCompetitions
10MilesRoa
47:39-Dec 3Kosa 10 Miles, Kosa
5000m
14:08.08-Oct 15Yokohama Nittai University Time Trials, Yokohama
10000m
29:07.79-Sep 23Osaka All Japan Corporate Ch., Osaka
10000m
29:40.91-Jul 13Abashiri Hokuren Distance Challenge, Abashiri
5000m
13:57.94-Jul 9Kitami Hokuren Distance Challenge, Kitami
Semi
1:03:14-Jun 4San Diego Rock 'n' Roll Half Marathon, San Diego, CA
10000m
29:49.23-Apr 22Kobe Hyogo Relays, Kobe
Showing 1 - 50 of 84

Honours

No medals

FAQ

Frequently asked questions

What is Kenji Yamamoto's Marathon personal best?

Kenji Yamamoto's Marathon personal best is 2:08:33, set on Mar 3, 2024 in Tokyo (JPN), #941 on the all-time list.

Which events does Kenji Yamamoto compete in?

Kenji Yamamoto competes in the Marathon and 10 Miles Road.

How did Kenji Yamamoto perform in 2026?

2026 season best: 1:04:49, set on Feb 8, 2026 in Ishin Me-Life Stadium, Yamaguchi (JPN). Last competition: 54th Yamaguchi All-Corporate Half Marathon Championships on Feb 8, 2026, 1:04:49.