Ultra marathons in Kanto, Japan
10 races
Oku-Musashi Long Trail Race 105K & 35K
Jun 14-15, 2025 (Sat-Sun)
Hanno, Saitama, Japan
105K
Boso Peninsula 300K Tour
Jul 19, 2025 (Sat)
Chiba, Chiba, Japan
210K
300K
Overnight 60K Michikusa Ultramarathon
Jul 19, 2025 (Sat)
Kanagawa, Kanagawa, Japan
60K
Chiba Ultra Marathon
Aug 2, 2025 (Sat)
Mihama Ward, Chiba, Japan
50K
100K
Joshu Hotaka Mountain Sky View Trail
Sep 20, 2025 (Sat)
Kawaba, Gunma, Japan
80K
138K
FunTrails Round Chichibu & Oku-Musashi 100 mile/100K/50K
Nov 15, 2025 (Sat)
Chichibu, Saitama, Japan
1.5 - 2.8
54K
105K
160K
Yatsugatake Nobeyama Highland 100K Ultramarathon
May 17, 2026 (Sun)
Nanmoku, Gunma, Japan
67K
100K
Yokosuka-Miura 72K Michikusa Ultra Marathon
May 23, 2026 (Sat)
Kanagawa, Kanagawa, Japan
72K
OSJ Okukuji Trail
May 23, 2026 (Sat)
Daigo, Ibaraki, Japan
59K
Tokyo Grand Trail 60K
May 30, 2026 (Sat)
Okutama, Tokyo, Japan
60K
Showing 1 - 10 of 10 events