Marathons in Japan 2026
42.2 kilometres (26.2 miles) — the classic endurance test. Browse upcoming events in Japan.
26 upcoming races
Upcoming Races
Running
Hokkaido Marathon
Aug 30, 2026Hokkaido, Japan
Run 42 m
Running
Lake Tazawa Marathon
Sep 20, 2026Tazawako, Japan
Run 42 m
Running
Muraoka Double Full Ultra Marathon
Sep 27, 2026Muraoka, Japan
Run 42 m
Running
Hiroshima Marathon
Oct 3, 2026Hiroshima, Japan
Run 42 m
Running
Tokyo Legacy Half Marathon
Oct 18, 2026Tokyo, Japan
Run 21 m
Running
Niigata City Marathon
Oct 18, 2026Niigata, Japan
Run 42 m
Running
Nara Marathon
Oct 20, 2026Nara, Japan
Run 42 m
Running
Kanazawa Marathon
Oct 25, 2026Kanazawa, Japan
Run 42 m
Running
Yokohama Marathon
Oct 25, 2026Yokohama, Japan
Run 42 m
Running
Kanazawa Marathon
Oct 25, 2026Kanazawa, Japan
Run 42 m
Running
Toyama Marathon
Nov 1, 2026Toyama Prefecture, Japan
Run 42 m
Running
Fukuoka Marathon
Nov 8, 2026Fukuoka, Japan
Run 42 m
Running
Ibigawa Marathon
Nov 8, 2026Ibigawa, Japan
Run 42 m
Running
Kobe Marathon
Nov 15, 2026Kobe, Japan
Run 42 m
Running
Tsukuba Marathon
Nov 22, 2026Tsukuba, Japan
Run 42 m
Running
Naha Marathon
Dec 6, 2026Naha, Japan
Run 42 m
Running
Shonan International Marathon
Dec 6, 2026Oiso, Japan
Run 42 m
Running
Nara Marathon
Dec 13, 2026Nara, Japan
Run 42 m
Running
Mt. Fuji International Marathon
Dec 13, 2026Fujikawaguchiko, Japan
Run 42 m
Running
Sendai Marathon
Dec 25, 2026Sendai, Japan
Run 42 m