IN
Ikuko Nagao

Ikuko Nagao

JPNJPNWomen
Birth dateJan 7, 1982
Height-
Weight-

Ikuko Nagao is a Japan long-distance runner, born on January 7, 1982. She competes primarily in the 3000m, 5000m and Semi.

Her personal bests include 8:59.92 in the 3000m, 15:43.57 in the 5000m and 1:10:13 in the Semi. She is currently active on the international athletics circuit, representing Japan.

Key facts
Half Marathon
1:10:13
#920 all-time
3000 m
8:59.92
2006 season best
1:10:20
Mar 12, 2006 · Yamaguchi (JPN)
2006 season best
Age
44 years old

As of Sep 19, 2026: Half Marathon 1:10:13 (#920 all-time), 3000 m 8:59.92, 2006 season best 1:10:20 (Mar 12, 2006, Yamaguchi (JPN)) · 44 years old

Performance Charts

Season bests

SeasonDisciplineResultWindDateTrendCompetitions
2006
Semi
1:10:20-Mar 12, 2006
↑
Yamaguchi (JPN)
2005
5000m
15:43.57-Oct 15, 2005-Kobe (JPN)
2005
Semi
1:10:13-Sep 4, 2005
↑
Virginia Beach, VA (USA)
2003
Semi
1:13:12-Mar 16, 2003
↑
Matsue (JPN)
2000
CrossCount
22:18-Mar 18, 2000-28th IAAF World Cross Country Championships, Vilamoura
1999
3000m
8:59.92-Jun 20, 1999-Isahaya (JPN)

2006

3 performances
DisciplineResultWindDateCompetitions
Semi
1:15:56-Sep 3Glasgow Great Scottish Run, Glasgow
Semi
1:10:20-Mar 12Yamaguchi All-Corporate Half Marathon, Yamaguchi
Semi
1:11:09-Feb 5Marugame Half Marathon, Marugame

2005

7 performances
DisciplineResultWindDateCompetitions
5000m
15:43.57-Oct 15Kobe Distance Meeting, Kobe
Semi
1:10:13-Sep 4Virginia Beach Rock'n'Roll Half Marathon, Virginia Beach, VA
Semi
1:14:39-Jul 3Sapporo Half Marathon, Sapporo
5000m
16:37.19-Jun 25Shibetsu Hokuren Distance Challenge, Shibetsu
5000m
16:13.35-May 29Yokohama
Semi
1:12:09-Mar 13Yamaguchi Half Marathon, Yamaguchi
Semi
1:12:27-Feb 6Marugame Half Marathon, Marugame

2003

1 performance
DisciplineResultWindDateCompetitions
Semi
1:13:12-Mar 16Matsue Half Marathon, Matsue

2000

1 performance
DisciplineResultWindDateCompetitions
CrossCount
22:18-Mar 1828th IAAF World Cross Country Championships, Vilamoura

1999

5 performances
DisciplineResultWindDateCompetitions
3000m
9:17.70-Oct 25Kumamoto Junior National Games, Kumamoto
3000m
9:19.29-Oct 24Kumamoto Junior National Games, Kumamoto
3000m
9:15.21-Jul 17Bydgoszcz IAAF World Youth Championships
3000m
9:15.21-Jul 16Bydgoszcz IAAF World Youth Championships
3000m
8:59.92-Jun 20Isahaya

Honours

No medals

FAQ

Frequently asked questions

What is Ikuko Nagao's Half Marathon personal best?

Ikuko Nagao's Half Marathon personal best is 1:10:13, set on Sep 4, 2005 in Virginia Beach, VA (USA), #920 on the all-time list.

Which events does Ikuko Nagao compete in?

Ikuko Nagao competes in the Half Marathon and 3000 m.

How did Ikuko Nagao perform in 2006?

2006 season best: 1:10:20, set on Mar 12, 2006 in Yamaguchi (JPN).