YO
Yumiko Okamoto

Yumiko Okamoto

JPNJPNWomen
Birth dateMar 28, 1978
Height-
Weight-

Yumiko Okamoto is a Japan middle-distance runner, born on March 28, 1978. She competes primarily in the 1500m, 5000m and 10000m.

Her personal bests include 4:22.13 in the 1500m, 15:34.64 in the 5000m, 32:17.59 in the 10000m, 1:12:00 in the Semi and 2:32:21 in the Marathon. She is currently active on the international athletics circuit, representing Japan.

Key facts
10 000 m
32:17.59
#992 all-time
10 Kilometres Road
32:37
2005 season best
32:17.59
May 14, 2005 · Hitachinaka (JPN)
2005 season best
Age
48 years old

As of Oct 1, 2026: 10 000 m 32:17.59 (#992 all-time), 10 Kilometres Road 32:37, 2005 season best 32:17.59 (May 14, 2005, Hitachinaka (JPN)) · 48 years old

Performance Charts

Season bests

SeasonDisciplineResultWindDateTrendCompetitions
2005
5000m
15:34.71-May 21, 2005
↓
Nobeoka (JPN)
2005
10000m
32:17.59-May 14, 2005-Hitachinaka (JPN)
2005
Semi
1:14:22-Jul 10, 2005
↑
Sendai (JPN)
2005
Marathon
2:33:47-Mar 13, 2005
↑
Nagoya International Women's Marathon
2004
5000m
15:54.04-May 16, 2004
↓
Utsunomiya (JPN)
2004
Semi
1:12:00-Mar 21, 2004
↑
Matsue (JPN)
2004
Marathon
2:32:21-Nov 21, 2004
↑
Tokyo International Women's Marathon
2002
5000m
15:50.75-Sep 29, 2002
↓
Fukuchiyama (JPN)
2001
1500m
4:24.49-May 19, 2001
↓
Rifu (JPN)
2001
5000m
15:34.64-Jul 8, 2001
↓
Sapporo (JPN)
2001
CrossCount
16:44-Mar 25, 2001-29th IAAF World Cross Country Championships, Ostende
2001
10Kilometr
32:37-Feb 11, 2001
↑
Karatsu (JPN)
2000
10Kilometr
34:28-Dec 17, 2000
↑
Kobe (JPN)
2000
Semi
1:14:18-Feb 6, 2000
↑
Marugame (JPN)
1999
1500m
4:22.13-Sep 10, 1999
↓
Tokyo (JPN)
1999
Semi
1:15:07-Jul 11, 1999
↑
Palma de Mallorca (ESP)
1999
Marathon
2:41:15-Mar 7, 1999
↑
Sasayama (JPN)

2005

6 performances
DisciplineResultWindDateCompetitions
Semi
1:14:22-Jul 10Sendai Half Marathon, Sendai
10000m
33:43.24-Jun 2Japanese Championships, Tokyo
5000m
15:34.71-May 21Nobeoka Golden Games, Nobeoka
10000m
32:17.59-May 14Hitachinaka East Japan Corporate Ch., Hitachinaka
10000m
32:41.25-May 3Shizuoka International Meeting, Shizuoka
Marathon
2:33:47-Mar 13Nagoya International Women's Marathon

2004

6 performances
DisciplineResultWindDateCompetitions
Marathon
2:32:21-Nov 21Tokyo International Women's Marathon
5000m
15:59.20-Jul 11Sapporo Nanbu Chuhei Memorial, Sapporo
Semi
1:12:05-Jul 4Sapporo Half Marathon, Sapporo
5000m
15:55.08-Jun 26Shibetsu
5000m
15:54.04-May 16Utsunomiya
Semi
1:12:00-Mar 21Matsue Half Marathon, Matsue

2002

2 performances
DisciplineResultWindDateCompetitions
5000m
15:50.75-Sep 29Fukuchiyama Japanese Corporate Team Championships, Fukuchiyama
5000m
15:52.12-Jul 21Sapporo Nanbu Chuhei Memorial, Sapporo

2001

8 performances
DisciplineResultWindDateCompetitions
5000m
15:34.64-Jul 8Sapporo Nanbu Chuhei Memorial, Sapporo
5000m
15:56.13-May 26Nobeoka GP, Nobeoka
5000m
16:02.19-May 20Rifu
1500m
4:24.49-May 19Rifu
5000m
16:07.30-Apr 22Kunitachi
CrossCount
16:44-Mar 2529th IAAF World Cross Country Championships, Ostende
CrossCount
16:44-Mar 2429th IAAF World Cross Country Championships, Ostende
10Kilometr
32:37-Feb 11Karatsu 10 km, Karatsu

2000

2 performances
DisciplineResultWindDateCompetitions
10Kilometr
34:28-Dec 17Kobe 10 km, Kobe
Semi
1:14:18-Feb 6Marugame Half Marathon, Marugame

1999

3 performances
DisciplineResultWindDateCompetitions
1500m
4:22.13-Sep 10Tokyo Japanese University Championships, Tokyo
Semi
1:15:07-Jul 11Palma de Mallorca Universiade, Palma de Mallorca
Marathon
2:41:15-Mar 7Sasayama Marathon, Sasayama

Honours

No medals

FAQ

Frequently asked questions

What is Yumiko Okamoto's 10 000 m personal best?

Yumiko Okamoto's 10 000 m personal best is 32:17.59, set on May 14, 2005 in Hitachinaka (JPN), #992 on the all-time list.

Which events does Yumiko Okamoto compete in?

Yumiko Okamoto competes in the 10 000 m and 10 Kilometres Road.

How did Yumiko Okamoto perform in 2005?

2005 season best: 32:17.59, set on May 14, 2005 in Hitachinaka (JPN).