JK
Junko Kumagai

Junko Kumagai

JPNJPNWomen
Birth dateDec 31, 1974
Height-
Weight-

Junko Kumagai is a Japan long-distance runner, born on December 31, 1974. She competes primarily in the 5000m, 10000m and Semi.

Her personal bests include 15:51.24 in the 5000m, 33:26.63 in the 10000m, 1:09:46 in the Semi, 2:38:47 in the Marathon and 33:03 in the 10Kilometr. She is currently active on the international athletics circuit, representing Japan.

Key facts
Half Marathon
1:09:46
#733 all-time
10 Kilometres Road
33:03
2005 season best
2:42:52
Jan 30, 2005 · Osaka (JPN)
2005 season best
Age
51 years old

As of Sep 19, 2026: Half Marathon 1:09:46 (#733 all-time), 10 Kilometres Road 33:03, 2005 season best 2:42:52 (Jan 30, 2005, Osaka (JPN)) · 51 years old

Performance Charts

Season bests

SeasonDisciplineResultWindDateTrendCompetitions
2005
Marathon
2:42:52-Jan 30, 2005
↑
Osaka (JPN)
2004
Semi
1:13:35-Nov 7, 2004
↑
Kobe (JPN)
2004
Marathon
2:38:47-Mar 14, 2004
↑
Nagoya International Ladies Marathon
2003
5000m
16:42.36-May 24, 2003
↓
Nobeoka (JPN)
2003
10Kilometr
33:03-Feb 16, 2003-Ohme (JPN)
2003
Marathon
2:41:29-Mar 9, 2003
↑
Nagoya International Women's Marathon
2002
5000m
15:58.70-May 25, 2002
↓
Nobeoka (JPN)
2002
10000m
34:12.61-Sep 28, 2002
↓
Fukuchiyama (JPN)
2002
30Kilometr
1:48:16-Feb 17, 2002-Ohme (JPN)
2002
Marathon
2:48:19-Mar 10, 2002
↑
Nagoya International Women's Marathon
2001
10000m
34:05.30-May 19, 2001
↓
Rifu (JPN)
2001
Semi
1:14:20-Aug 5, 2001
↑
Abashiri (JPN)
2000
5000m
15:51.24-Jun 11, 2000
↓
Tottori (JPN)
2000
Semi
1:09:46-Mar 12, 2000
↑
Yamaguchi (JPN)
1999
5000m
16:38.09-Sep 15, 1999
↓
Tokyo (JPN)
1999
10000m
33:26.63-May 15, 1999
↓
Hiratsuka (JPN)
1999
Semi
1:13:08-Jul 11, 1999
↑
Brisbane (AUS)
1998
Semi
1:14:38-Dec 6, 1998
↑
Okayama (JPN)
1996
10MilesRoa
59:08-Apr 21, 1996-Tsuchiura (JPN)

2005

1 performance
DisciplineResultWindDateCompetitions
Marathon
2:42:52-Jan 30Osaka International Ladies Marathon, Osaka

2004

4 performances
DisciplineResultWindDateCompetitions
Semi
1:13:35-Nov 7Kobe Half Marathon, Kobe
Marathon
2:40:56-Aug 29Sapporo Hokkaido Marathon, Sapporo
Semi
1:14:10-Jul 4Sapporo Half Marathon, Sapporo
Marathon
2:38:47-Mar 14Nagoya International Ladies Marathon

2003

3 performances
DisciplineResultWindDateCompetitions
5000m
16:42.36-May 24Nobeoka Golden Games, Nobeoka
Marathon
2:41:29-Mar 9Nagoya International Women's Marathon
10Kilometr
33:03-Feb 16Ohme

2002

4 performances
DisciplineResultWindDateCompetitions
10000m
34:12.61-Sep 28Fukuchiyama Japanese Corporate Team Championships, Fukuchiyama
5000m
15:58.70-May 25Nobeoka
Marathon
2:48:19-Mar 10Nagoya International Women's Marathon
30Kilometr
1:48:16-Feb 17Ohme 30 km, Ohme

2001

2 performances
DisciplineResultWindDateCompetitions
Semi
1:14:20-Aug 5Abashiri Half Marathon, Abashiri
10000m
34:05.30-May 19Rifu

2000

2 performances
DisciplineResultWindDateCompetitions
5000m
15:51.24-Jun 11Tottori
Semi
1:09:46-Mar 12Japanese Half Marathon Championships, Yamaguchi

1999

5 performances
DisciplineResultWindDateCompetitions
5000m
16:38.09-Sep 15Tokyo '99 Super meeting, Tokyo
Semi
1:13:08-Jul 11Brisbane Gold Coast Half Marathon, Brisbane
10000m
33:26.63-May 15Hiratsuka
10000m
34:03.60-Apr 25Kobe
Semi
1:15:23-Mar 14Matsue Half Marathon, Matsue

1998

1 performance
DisciplineResultWindDateCompetitions
Semi
1:14:38-Dec 6Half Marathon, Okayama

1996

1 performance
DisciplineResultWindDateCompetitions
10MilesRoa
59:08-Apr 21Kasumigaura, Tsuchiura

Honours

No medals

FAQ

Frequently asked questions

What is Junko Kumagai's Half Marathon personal best?

Junko Kumagai's Half Marathon personal best is 1:09:46, set on Mar 12, 2000 in Yamaguchi (JPN), #733 on the all-time list.

Which events does Junko Kumagai compete in?

Junko Kumagai competes in the Half Marathon and 10 Kilometres Road.

How did Junko Kumagai perform in 2005?

2005 season best: 2:42:52, set on Jan 30, 2005 in Osaka (JPN).