is a Japanese

ultramarathon An ultramarathon, also called ultra distance or ultra running, is any footrace longer than the traditional marathon length of . Various distances are raced competitively, from the shortest common ultramarathon of to over . 50k and 100k are bot ...

and

marathon The marathon is a long-distance foot race with a distance of , usually run as a road race, but the distance can be covered on trail routes. The marathon can be completed by running or with a run/walk strategy. There are also wheelchair div ...

runner from Hachioji, Tokyo. He won the

IAU The International Astronomical Union (IAU; french: link=yes, Union astronomique internationale, UAI) is a nongovernmental organisation with the objective of advancing astronomy in all aspects, including promoting astronomical research, outreach ...

24 Hour Run World Championship held in Brive-la-Gaillarde,

France France (), officially the French Republic ( ), is a country primarily located in Western Europe. It also comprises of Overseas France, overseas regions and territories in the Americas and the Atlantic Ocean, Atlantic, Pacific Ocean, Pac ...

in 2010 with the distance of at the age of 29. He won the International Tour de Taiwan Ultra-marathon in April, 2013 with a time of 109:25:21. His personal best in full marathon is 2:29:12 achieved in 2013 at Katsuta Marathon, and his personal best in 100 km is 7:02:05 achieved in 2011 at

Lake Saroma Ultramarathon The Lake Saroma Ultramarathon is an annual 100 km and 50 km Ultramarathon foot road race held in June in the northeastern shore of Hokkaido, Japan since 1987. It is an IAU-labeled official 100 km and 50 km race, and an offici ...

International competitions

References

1980 births People from Hachiōji, Tokyo Living people Japanese ultramarathon runners Japanese male marathon runners Athletes from Tokyo Male ultramarathon runners {{Japan-athletics-bio-stub