YK
Yuta Kobayashi

Yuta Kobayashi

JPNJPNMen
Birth dateSep 2, 1983
Height-
Weight-

Yuta Kobayashi is a Japan long-distance runner, born on September 2, 1983. He competes primarily in the 5000m, 10000m and Semi.

His personal bests include 14:00.33 in the 5000m, 28:47.93 in the 10000m, 1:02:47 in the Semi, 2:27:35 in the Marathon and 8:58.63 in the 3000mSt. He is currently active on the international athletics circuit, representing Japan.

Key facts
Half Marathon
1:02:47
10 Miles Road
47:25
2025 season best
2:35:00
Feb 2, 2025 · Oita (JPN)
2025 season best
Last competition
73rd Beppu-Oita Mainichi Marathon, Oita
Feb 2, 2025 · 2:35:00
73rd Beppu-Oita Mainichi Marathon, Oita
Age
43 years old

As of Sep 15, 2026: Half Marathon 1:02:47, 10 Miles Road 47:25, 2025 season best 2:35:00 (Feb 2, 2025, Oita (JPN)) · Last competition: 73rd Beppu-Oita Mainichi Marathon, Oita, Feb 2, 2025, 2:35:00 · 43 years old

Performance Charts

Season bests

SeasonDisciplineResultWindDateTrendCompetitions
2025
Marathon
2:35:00-Feb 2, 2025
↓
73rd Beppu-Oita Mainichi Marathon, Oita
2023
Marathon
2:34:53-Mar 5, 2023
↓
Tokyo Marathon
2017
Semi
1:05:54-Nov 19, 2017
↓
-
2016
20Kilometr
1:01:49-Oct 16, 2016
↓
Tokyo (JPN)
2016
Semi
1:04:27-Mar 6, 2016
↓
Tachikawa (JPN)
2011
Marathon
2:27:35-Feb 6, 2011
↓
Oita (JPN)
2010
5000m
14:00.33-Sep 26, 2010
↑
Yokohama (JPN)
2010
Semi
1:04:58-May 23, 2010
↓
Tokyo (JPN)
2009
Semi
1:04:12-Mar 8, 2009
↓
Tachikawa (JPN)
2008
20Kilometr
1:01:38-Oct 18, 2008
↓
Tachikawa (JPN)
2007
10MilesRoa
48:22-Feb 11, 2007
↓
Himeji (JPN)
2007
Semi
1:04:22-Mar 11, 2007
↓
Yamaguchi (JPN)
2006
5000m
14:03.80-Jun 13, 2006
↑
Abashiri (JPN)
2006
10000m
29:24.37-May 14, 2006
↑
Gifu (JPN)
2006
10MilesRoa
48:20-Dec 10, 2006
↓
Kosa (JPN)
2006
Semi
1:02:47-Mar 12, 2006
↓
Yamaguchi (JPN)
2005
5000m
14:20.20-Sep 24, 2005
↑
Yokohama (JPN)
2005
10000m
28:47.93-Oct 22, 2005
↑
Fukuroi (JPN)
2005
10MilesRoa
47:25-Dec 11, 2005
↓
Kosa (JPN)
2004
5000m
14:13.17-May 22, 2004
↑
Nobeoka (JPN)
2004
Semi
1:03:26-Nov 23, 2004
↓
Nagoya (JPN)
2003
10000m
28:51.60-Sep 27, 2003
↑
Okayama (JPN)
2003
10MilesRoa
48:20-Dec 14, 2003
↓
Kosa (JPN)
2003
Semi
1:03:29-Mar 9, 2003
↓
Yamaguchi (JPN)
2002
3000mSt
8:58.63-Jun 30, 2002-Fukuoka (JPN)
2002
5000m
14:13.20-May 25, 2002
↑
Nobeoka (JPN)
2002
10000m
28:54.58-Nov 30, 2002
↑
Yokohama (JPN)
2001
10000m
29:39.66-Dec 1, 2001
↑
Yokohama (JPN)

2025

1 performance
DisciplineResultWindDateCompetitions
Marathon
2:35:00-Feb 273rd Beppu-Oita Mainichi Marathon, Oita

2023

1 performance
DisciplineResultWindDateCompetitions
Marathon
2:34:53-Mar 5Tokyo Marathon

2017

1 performance
DisciplineResultWindDateCompetitions
Semi
1:05:54-Nov 19Ageo City Half Marathon, Ageo

2016

3 performances
DisciplineResultWindDateCompetitions
20Kilometr
1:01:49-Oct 16Tokyo Takashimadaira Road Race, Tokyo
Semi
1:04:27-Mar 6Tachikawa Half Marathon, Tachikawa
Semi
1:06:08-Feb 7Kanagawa Half Marathon, Kanagawa

2011

1 performance
DisciplineResultWindDateCompetitions
Marathon
2:27:35-Feb 6Beppu-Oita Mainichi Marathon, Oita

2010

2 performances
DisciplineResultWindDateCompetitions
5000m
14:00.33-Sep 26Yokohama Nittai University Distance Meet, Yokohama
Semi
1:04:58-May 23Tokyo Kanto Regional Championships, Tokyo

2009

1 performance
DisciplineResultWindDateCompetitions
Semi
1:04:12-Mar 8Half Marathon, Tachikawa

2008

1 performance
DisciplineResultWindDateCompetitions
20Kilometr
1:01:38-Oct 1820 km, Tachikawa

2007

2 performances
DisciplineResultWindDateCompetitions
Semi
1:04:22-Mar 11Yamaguchi Japanese Corporate Team Half Marathon Championships, Yamaguchi
10MilesRoa
48:22-Feb 11Himeji Castle Road Race, Himeji

2006

7 performances
DisciplineResultWindDateCompetitions
10MilesRoa
48:20-Dec 10Kosa International 10 Miles, Kosa
10000m
29:35.13-Jun 17Kushiro Hokuren Distance Challenge, Kushiro
5000m
14:03.80-Jun 13Abashiri Hokuren Distance Challenge, Abashiri
5000m
14:21.11-May 27Nobeoka Golden Games, Nobeoka
10000m
29:24.37-May 14Gifu Chubu District Corporate Team Championships, Gifu
5000m
14:06.75-May 4Toyama
Semi
1:02:47-Mar 12Yamaguchi All-Corporate Half Marathon, Yamaguchi

2005

4 performances
DisciplineResultWindDateCompetitions
10MilesRoa
47:25-Dec 11Kosa International 10 Miles, Kosa
10000m
28:47.93-Oct 22Fukuroi
5000m
14:20.20-Sep 24Yokohama
10000m
29:09.24-Jun 29Fukagawa Hokuren Distance Challenge, Fukagawa

2004

4 performances
DisciplineResultWindDateCompetitions
Semi
1:03:26-Nov 23Nagoya Half Marathon, Nagoya
Semi
1:04:29-Jul 4Sapporo Half Marathon, Sapporo
5000m
14:14.95-Jun 26Shibetsu
5000m
14:13.17-May 22Nobeoka Golden Games, Nobeoka

2003

5 performances
DisciplineResultWindDateCompetitions
10MilesRoa
48:20-Dec 14Kosa 10-Miler, Kosa
10000m
29:51.92-Nov 29Hachioji
10000m
28:51.60-Sep 27Okayama Japanese Corporate Ch., Okayama
Semi
1:03:29-Mar 9Yamaguchi Half Marathon, Yamaguchi
Semi
1:04:04-Feb 23Half Marathon, Inuyama

2002

4 performances
DisciplineResultWindDateCompetitions
10000m
28:54.58-Nov 30Yokohama
3000mSt
8:58.63-Jun 30Fukuoka Japanese Junior Championships, Fukuoka
5000m
14:21.20-Jun 29Fukuoka Japanese Junior Championships, Fukuoka
5000m
14:13.20-May 25Nobeoka

2001

1 performance
DisciplineResultWindDateCompetitions
10000m
29:39.66-Dec 1Yokohama

Honours

No medals

FAQ

Frequently asked questions

What is Yuta Kobayashi's Half Marathon personal best?

Yuta Kobayashi's Half Marathon personal best is 1:02:47, set on Mar 12, 2006 in Yamaguchi (JPN).

Which events does Yuta Kobayashi compete in?

Yuta Kobayashi competes in the Half Marathon and 10 Miles Road.

How did Yuta Kobayashi perform in 2025?

2025 season best: 2:35:00, set on Feb 2, 2025 in Oita (JPN). Last competition: 73rd Beppu-Oita Mainichi Marathon, Oita on Feb 2, 2025, 2:35:00.