31 Japanese female marathon runners

Yukiko Akaba is a Japanese long-distance runner who specializes in the 10,000 metres, half marathon and marathon events.

Yuka Ando is a Japanese long distance runner. She competed in the women's marathon at the 2017 World Championships in Athletics.

Yuko Arimori is a Japanese professional marathon runner and a Goodwill Ambassador for the United Nations Population Fund (UNFPA).

Kayoko Fukushi is a Japanese long-distance runner, who specializes in the 5000, 10,000 metres and marathon. Fukushi represented Japan at the 2004, 2008 and 2012 Summer Olympics. She was the bronze medallist in the marathon at the 2013 World Championships in Athletics. She holds a marathon best of 2:22:17 hours.

Yumiko Hara is a Japanese marathon runner. She has represented Japan at two World Championships in Athletics and had won marathons in Nagoya, Osaka and Hokkaido.

Harumi Hiroyama is a Japanese long-distance runner. In her early career she specialized in the 1500 and 3000 metres, but gradually she shifted to the 5000 metres, 10,000 metres and the marathon race.

Ari Ichihashi is a Japanese long-distance runner who specializes in the marathon race.

Mao Ichiyama is a Japanese long-distance runner. She made to 2020 Japanese Olympic Team.

Sumie Inagaki is a Japanese ultramarathon runner from Hokkaido. Inagaki holds current women's world record in 24-hour run Indoor, and in 48-hour run Track. She is a two time female winner of IAU 24-Hour Run World Championship. She was the female winner of 2006 and 2009 Spartathlon, and the female winner of 2011 and 2012 Badwater Ultramarathon.

Mai Ito is a Japanese long-distance runner who competes in half marathon and marathon races. She represented Japan in the marathon at the 2011 World Championships in Athletics and competed at the 2012 IAAF World Half Marathon Championships, taking the team bronze medal.

Yuri Kanō is a Japanese athlete who specialises in long distance running, including the marathon.

Ryoko Kizaki 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.

Mami Kudo is a Japanese ultramarathon runner and women's winner of the 2013 IAU 24 Hour World Championship. Kudo holds the women's world record in the 24-hour run on the track and road, and also the 48-hour run road discipline.

Honami Maeda is a Japanese long-distance runner. She is the holder of the Japanese national record for 30 km (1:38:35), and the winner of the 2017 Hokkaido Marathon and the 2019 Marathon Grand Championship. She has been selected to represent Japan at the 2020 Tokyo Olympics.

Mizuki Matsuda is a Japanese long distance runner. She competed in the women's 10,000 metres at the 2017 World Championships in Athletics.

Tomo Morimoto is a female long-distance runner from Japan who specialises in the marathon.

Yurika Nakamura is a Japanese long-distance runner. Nakamura grew up in the Hyōgo Prefecture.

Hitomi Niiya is a Japanese professional long-distance runner who competes in track, cross country running and marathon races. Niiya competed for Japan at the 2012 Summer Olympics. She is a two-time silver medallist at the Asian Athletics Championships and has represented Japan three times at the World Athletics Championships. She represents Team Toyota Industries in national competition.

Keiko Nogami is a Japanese long-distance runner who competes in marathon races. Nogami took second at the 2015 Gold Coast Marathon, losing first place to Risa Takenaka and defeating third place finisher Manami Kamitanida.

Azusa Nojiri is a Japanese long-distance runner who competes in marathon races. Her personal best for the distance is 2:24:57 hours. She represented Japan in the marathon at the 2011 World Championships in Athletics, coming in 19th.

Kimie Noto is a Japanese ultramarathon runner, bronze medalist at 2006 IAU 24-Hour Run World Championship, and team silver medalist at 2005 IAU 24-Hour Run World Championship.

Hiromi Ominami is a Japanese long-distance runner. Her twin sister is Takami Ominami, also a world class marathon runner with a personal best of 2:23:43.

Megumi Oshima , née Tanaka (田中) is a Japanese long-distance runner, who specializes in the 10,000 metres and the marathon race.

Mari Ozaki is a Japanese long-distance runner who specializes in the marathon race.

Yoshimi Ozaki is a Japanese long-distance runner, who specializes in the marathon. She won the 2008 Tokyo Women's Marathon in a personal best time of 2:23:30 hours. A year later she took the silver medal in the event at the 2009 World Championships in Athletics.

Yoko Shibui is a long-distance runner from Japan, who is competing in the 5000 and 10,000 metres as well as the marathon race. She holds the Japanese record over 10,000 m with her best time of 30:48.89 minutes. Shibui is one of only a handful of women to have completed the marathon under two hours and twenty minutes – her personal best of 2:19.41 ranks her within the top ten fastest ever.

Risa Shigetomo is a Japanese long-distance runner. She competed in the marathon at the 2012 Summer Olympics, placing 78th with a time of 2:40:06. She finished in 14th place in the marathon at the 2015 World Championship with a time of 2:32:37. Her personal best is 2:23:23, set in Osaka in 2012, while she was winning the 2012 Osaka marathon. She won the Osaka Marathon again in 2017, in a time of 2:24:22. Winning the Osaka Marathon earned her a place on Japan's 2017 World Championship team.

Kiyoko Shimahara is a Japanese long-distance runner who competes in marathon races. Her personal best time is 2:25:10 hours, achieved in August 2009 in Sapporo. She is a member of the Second Wind running club in Japan. She represented her country at the 2007 World Championships in Athletics and at the Asian Games in 2006 and 2010.

Naoko Takahashi is a retired Japanese long-distance runner. She won the gold medal in the marathon at the 2000 Sydney Olympics and in 2001 became the first woman to complete a marathon in under 2:20:00.

Tomomi Tanaka is a Japanese long distance runner who specialises in the marathon. She competed in the women's marathon event at the 2016 Summer Olympics.

Reiko Tosa is a Japanese long-distance runner who specializes in the marathon race. She was born in Matsuyama, Ehime.