Race Directory

Japan Marathon Calendar 2026

Discover marathons, trail runs, and more across Japan

85 races coming up

Race↕	Date · Prefecture↕	races.filters.registration	🏃 PB↕	🎫 Entry↕	⏱ Finish↕	🌤 Climate↕	🌏 Overseas↕	🥘 Aid↕	🎉 Atmosphere↕	👨‍👩‍👧 Family↕	Total↓
45th Ichinoseki International Half Marathon, Held with the 5th Half Marathon Michinoku Championship	Sep 2026岩手	Closed, Low	8	6	8	6	8	8	6	4	6.8
35th Commemorative Pipaoi Healthy Road Race and 31st Bibai City Half Marathon	Sep 2026北海道	Closed, Low	8	6	8	6	6	8	6	4	6.5
14th Lake Haruna Marathon	Sep 2026群馬	Closed, Low	8	6	8	6	6	8	6	4	6.5
38th Aizuwakamatsu City Tsurugajo Half Marathon	Oct 2026福島	Closed, Low	8	6	8	6	6	8	6	4	6.5
48th Betsukai Pilot Marathon	Oct 2026北海道	Closed, Low	8	6	8	6	6	8	6	4	6.5
51st Sapporo Marathon	Oct 2026北海道	Closed, Low	8	6	8	6	6	8	6	4	6.5
42nd Niigata City Marathon	Oct 2026新潟	Closed, Low	8	6	8	6	6	8	6	4	6.5
Maizuru Red Brick Half Marathon	Oct 2026京都	Closed, Low	8	6	8	6	6	8	6	4	6.5
61st Shirataka Wakaayu Marathon	Sep 2026山形	Closed, Low	6	6	8	6	6	8	6	4	6.3
29th Namerikawa Firefly Squid Marathon	Oct 2026富山	Closed, Low	6	6	8	6	6	8	6	4	6.3
11th Kawauchi No Sato Kaeru Marathon	Sep 2026福島	Closed, Low	6	6	6	6	6	6	6	4	5.8
86th Vegetable Marathon in Saiko	Sep 2026埼玉	Closed, Low	6	6	6	6	6	6	6	4	5.8
2026 Asahikawa Half Marathon	Sep 2026北海道	Closed, Low	6	6	6	6	6	6	6	4	5.8
Okhotsk Abashiri Marathon	Sep 2026北海道	Closed, Low	6	6	6	6	6	6	6	4	5.8
Iwate Morioka City Marathon	Oct 2026岩手	Closed, Low	6	6	6	6	6	6	6	4	5.8
2026 Tokyo Yumemai Marathon (26th)	Oct 2026東京	Open window (unverified), Low	6	6	6	6	6	6	6	4	5.8
Maebashi Akagi-yama Hill Climb	Sep 2026群馬	Closed, Low	4	6	6	6	6	6	6	4	5.5
Tokyo Legacy Half Marathon	Oct 2026東京	Closed, Low	—	—	—	—	—	—	—	—	—