43km
1 course
SHIMOSUWA ONBASHIRA KAIDO Trail
Shimosuwa, Nagano Prefecture · 🇯🇵 Japan
2’300 m D+
Trail
Upcoming races
October2026· 2 races
Sat 03.10.1 race
Sun 11.10.1 race
165km
1 course
OSJ KOUMI100
Koumi Town, Nagano, Nagano Prefecture · 🇯🇵 Japan
7’916 m D+
Ultra
November2026· 1 race
Sat 07.11.1 race
13–36km
2 courses
SHINSHU MATSUSHIRO ROUND TRAIL
Nagano, Nagano Prefecture · 🇯🇵 Japan
800–2’250 m D+
Trail
May2027· 1 race
Sun 23.05.1 race
65km
1 course
Skyline Trail Sugadaira
Ueda, Nagano Pref., Nagano Prefecture · 🇯🇵 Japan
Dates to be confirmedUltra
June2027· 1 race
Sat 05.06.1 race
52.4–100km
2 courses
Okushinano 100
Nagano Pref., Nagano Prefecture · 🇯🇵 Japan
Dates to be confirmedUltra
August2027· 1 race
Sat 28.08.1 race
18–101km
3 courses
SHIGAKOGEN 100
Yamanouchi, Nagano Prefecture · 🇯🇵 Japan
1’100–4’683 m D+
Dates to be confirmedUltraGPX
GPXSeptember2027· 2 races
Sun 12.09.1 race
29–49km
2 courses
HAKUBA CLASSIC INTERNATIONAL
Hakuba, Nagano Prefecture · 🇯🇵 Japan
1’735–2’154 m D+
Dates to be confirmedTrailGPX
GPXWed 22.09.1 race
29–55km
2 courses
OSJ ONTAKE50
Otaki village, Nagano Prefecture · 🇯🇵 Japan
994–1’885 m D+
Dates to be confirmedTrail
Other regions · Japan
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