Photo: andreyzverev from Russia—CC BY-SA 2.0

Ryoko Kizaki

JPNWomen

Birth dateJun 21, 1985

BirthplaceKyoto, Japan

Height-

Weight-

Ryoko Kizaki (Japanese: 木崎良子; born 21 June 1985) is a Japanese long-distance runner who competes in marathon and half marathon races. She won the 2011 Yokohama Women's Marathon in a personal best time of 2:26:32 hours. She is a three-time participant at the IAAF World Half Marathon Championships and a two-time medallist at the Summer Universiade.

Key facts

Marathon

2:23:34

#340 all-time

10 000 m

31:38.71

#433 all-time

2016 season best

2:28:49

Mar 13, 2016 · Nagoya (JPN)

2016 season best

Age

41 years old

As of Sep 19, 2026: Marathon 2:23:34 (#340 all-time), 10 000 m 31:38.71 (#433 all-time), 2016 season best 2:28:49 (Mar 13, 2016, Nagoya (JPN)) · 41 years old

Personal bests

9:16.3HT

15:22.87

31:38.71

1:10:16

2:23:34

32:33

1:07:52

Performance Charts

Season bests

Season	Discipline	Result	Wind	Date	Trend	Competitions
2016	Marathon	2:28:49	-	Mar 13, 2016	↓	Nagoya (JPN)
2014	5000m	15:57.92	-	Jul 2, 2014	↓	Kitami (JPN)
2014	Marathon	2:25:26	-	Mar 9, 2014	↓	Nagoya (JPN)
2013	Marathon	2:31:28	-	Aug 10, 2013	↓	IAAF World Championships, Luzhniki Stadion, Moskva
2012	5000m	15:38.88	-	Jun 10, 2012	↓	Osaka (JPN)
2012	Marathon	2:27:16	-	Aug 5, 2012	↓	The XXX Olympic Games, Olympic Stadium, London
2011	5000m	15:22.87	-	Sep 25, 2011	↓	Yokohama (JPN)
2011	10Kilometr	34:13	-	Jul 24, 2011	↓	Shibetsu (JPN)
2011	Marathon	2:26:32	-	Nov 20, 2011	↓	Yokohama (JPN)
2010	5000m	15:41.40	-	Jun 6, 2010	↓	Japanese Championships
2010	10000m	31:38.71	-	Jul 17, 2010	↑	Abashiri (JPN)
2010	10Kilometr	33:40	-	Jul 25, 2010	↓	Shibetsu (JPN)
2010	Semi	1:11:03	-	Oct 16, 2010	↑	IAAF World Half Marathon Championships, Nanning
2010	Marathon	2:27:34	-	Jan 31, 2010	↓	Osaka (JPN)
2009	5000m	15:35.12	-	Apr 29, 2009	↓	Hiroshima (JPN)
2009	10000m	32:24.00	-	Apr 26, 2009	↑	Kobe (JPN)
2009	Semi	1:10:32	-	Oct 11, 2009	↑	Birmingham IAAF World Half Marathon Championships
2008	3000m	9:16.3h	-	Oct 4, 2008	-	Takamatsu (JPN)
2008	5000m	15:39.56	-	May 31, 2008	↓	Nobeoka (JPN)
2008	10000m	32:12.14	-	Jun 8, 2008	↑	Shibetsu (JPN)
2008	Semi	1:11:16	-	Mar 9, 2008	↑	Kyoto (JPN)
2007	5000m	15:39.94	-	Dec 1, 2007	↓	Yokohama (JPN)
2007	10000m	32:55.11	-	Aug 9, 2007	↑	Bangkok (THA)
2007	Semi	1:11:09	-	Mar 11, 2007	↑	Kyoto (JPN)
2006	10Kilometr	32:33	-	Dec 23, 2006	↓	Okayama (JPN)
2006	20Kilometr	1:07:52	-	Oct 8, 2006	-	Debrecen IAAF World Road Running Championships
2006	Semi	1:12:46	-	Mar 12, 2006	↑	Kyoto (JPN)
2005	Semi	1:11:43	-	Mar 22, 2005	↑	Matsue (JPN)
2004	10Kilometr	33:02	-	Dec 23, 2004	↓	Okayama (JPN)

2016

1 performance

Discipline	Result	Wind	Date	Competitions
Marathon	2:28:49	-	Mar 13	Nagoya Women's Marathon, Nagoya

2014

3 performances

Discipline	Result	Wind	Date	Competitions
Marathon	2:25:50	-	Oct 2	Incheon Asian Games
5000m	15:57.92	-	Jul 2	Kitami Hokuren Distance Challenge, Kitami
Marathon	2:25:26	-	Mar 9	Nagoya International Women's Marathon, Nagoya

2013

2 performances

Discipline	Result	Wind	Date	Competitions
Marathon	2:31:28	-	Aug 10	IAAF World Championships, Luzhniki Stadion, Moskva
Marathon	2:23:34	-	Mar 10	Nagoya International Women's Marathon, Nagoya

2012

4 performances

Discipline	Result	Wind	Date	Competitions
5000m	15:45.78	-	Nov 18	Yokohama Nittai University Time Trials, Yokohama
Marathon	2:27:16	-	Aug 5	The XXX Olympic Games, Olympic Stadium, London
Marathon	2:27:16	-	Aug 3	The XXX Olympic Games, Olympic Stadium, London
5000m	15:38.88	-	Jun 10	Japanese Championships, Osaka

2011

4 performances

Discipline	Result	Wind	Date	Competitions
Marathon	2:26:32	-	Nov 20	Yokohama Women's Marathon, Yokohama
5000m	15:22.87	-	Sep 25	Yokohama
10Kilometr	34:13	-	Jul 24	Shibetsu 10 km, Shibetsu
Marathon	2:29:35	-	Jan 30	Osaka International Ladies Marathon, Osaka

2010

8 performances

Discipline	Result	Wind	Date	Competitions
5000m	15:58.85	-	Nov 26	Guangzhou Asian Games, Guangzhou
Semi	1:11:03	-	Oct 16	IAAF World Half Marathon Championships, Nanning
10000m	32:16.40	-	Sep 24	Niigata Corporate Ch., Niigata
10Kilometr	33:40	-	Jul 25	Shibetsu 10km, Shibetsu
10000m	31:38.71	-	Jul 17	Abashiri Hokuren Distance Challenge, Abashiri
5000m	15:41.40	-	Jun 6	Japanese Championships
10000m	32:31.64	-	Jun 4	Japanese Championships, Marugame
Marathon	2:27:34	-	Jan 31	Osaka International Ladies Marathon, Osaka

2009

8 performances

Discipline	Result	Wind	Date	Competitions
Semi	1:10:32	-	Oct 11	Birmingham IAAF World Half Marathon Championships
10000m	32:51.51	-	Sep 25	Okayama
Semi	1:10:59	-	Jul 5	Sapporo Half Marathon, Sapporo
10000m	32:24.69	-	Jun 25	Japanese Championships, Hiroshima
5000m	15:42.44	-	May 16	Amagasaki Kansai Ch., Amagasaki
5000m	15:35.12	-	Apr 29	Hiroshima Mikio Oda Memorial, Hiroshima
10000m	32:24.00	-	Apr 26	Kobe Hyogo Relays, Kobe
Semi	1:10:16	-	Mar 15	Yamaguchi All-Corporate Half Marathon Championships, Yamaguchi

2008

9 performances

Discipline	Result	Wind	Date	Competitions
3000m	9:16.3HT	-	Oct 4	Takamatsu
5000m	16:02.25	-	Jul 13	Kitakami Hokuren Distance Challenge, Kitakami
5000m	16:11.99	-	Jun 29	Japanese Championships
10000m	32:12.14	-	Jun 8	Shibetsu Hokuren Distance Challenge, Shibetsu
5000m	15:39.56	-	May 31	Nobeoka Golden Games, Nobeoka
10000m	32:42.11	-	May 3	Shizuoka International Meeting, Shizuoka
10000m	33:21.90	-	Apr 27	Kobe Hyogo Relays, Kobe
3000m	9:18.60	-	Apr 20	Wakayama
Semi	1:11:16	-	Mar 9	Kyoto Half Marathon, Kyoto

2007

10 performances

Discipline	Result	Wind	Date	Competitions
5000m	15:39.94	-	Dec 1	Yokohama
5000m	15:44.15	-	Oct 13	Kobe Distance Meet, Kobe
5000m	15:58.19	-	Aug 13	Bangkok Universiade, Bangkok
10000m	32:55.11	-	Aug 9	Bangkok Universiade, Bangkok
5000m	15:58.88	-	Jul 1	Japanese Championships, Osaka
5000m	15:47.89	-	Jun 16	Amagasaki Kansai Corporate Meet, Amagasaki
5000m	15:57.39	-	Jun 10	Tokyo Japanese University Championships, Tokyo
10000m	34:20.25	-	Jun 8	Tokyo Japanese University Championships, Tokyo
5000m	16:10.54	-	May 14	Konosu
Semi	1:11:09	-	Mar 11	Kyoto Half Marathon, Kyoto

2006

1 performance

Discipline	Result	Wind	Date	Competitions
10Kilometr	32:33	-	Dec 23	Okayama Sanyo Road Races, Okayama

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FAQ

Frequently asked questions

What is Ryoko Kizaki's Marathon personal best?

Ryoko Kizaki's Marathon personal best is 2:23:34, set on Mar 10, 2013 in Nagoya (JPN), #340 on the all-time list.

Which events does Ryoko Kizaki compete in?

Ryoko Kizaki competes in the Marathon and 10 000 m.

How did Ryoko Kizaki perform in 2016?

2016 season best: 2:28:49, set on Mar 13, 2016 in Nagoya (JPN).