65km40.4mi
1 course
Skyline Trail Sugadaira
Ueda, Nagano Pref., Nagano Prefecture · 
Japan
Dates to be confirmedUltra
Upcoming races
May 2027 · 1 race
Sun 23.05.1 race
June 2027 · 1 race
Sat 05.06.1 race
52.4–100km32.6–62.1mi
2 courses
Okushinano 100
Nagano Pref., Nagano Prefecture · Japan
Dates to be confirmedUltra
August 2027 · 1 race
Sat 28.08.1 race
18–101km11.2–62.8mi
3 courses
SHIGAKOGEN 100
Yamanouchi, Nagano Prefecture · Japan
1’100–4’683 m D+3’609–15’364 ft D+
Dates to be confirmedUltraGPX
September 2027 · 2 races
Sun 12.09.1 race
29–49km18–30.4mi
2 courses
HAKUBA CLASSIC INTERNATIONAL
Hakuba, Nagano Prefecture · Japan
1’735–2’154 m D+5’692–7’067 ft D+
Dates to be confirmedTrailGPX
Wed 22.09.1 race
29–55km18–34.2mi
2 courses
OSJ ONTAKE50
Otaki village, Nagano Prefecture · Japan
994–1’885 m D+3’261–6’184 ft D+
Dates to be confirmedTrail
October 2027 · 2 races
Sat 02.10.1 race
43km26.7mi
1 course
SHIMOSUWA ONBASHIRA KAIDO Trail
Shimosuwa, Nagano Prefecture · Japan
2’300 m D+7’546 ft D+
Dates to be confirmedTrail
Sun 10.10.1 race
165km102.5mi
1 course
OSJ KOUMI100
Koumi Town, Nagano, Nagano Prefecture · Japan
7’916 m D+25’971 ft D+
Dates to be confirmedUltra
Other regions · Japan
All countries →Nara Prefecture5 upcoming racesShizuoka Prefecture5 upcoming racesOsaka Prefecture5 upcoming racesTokyo4 upcoming racesHyogo Prefecture4 upcoming racesYamanashi Prefecture4 upcoming racesKyoto Prefecture4 upcoming racesGunma Prefecture4 upcoming racesNiigata Prefecture3 upcoming racesIshikawa Prefecture3 upcoming racesMiyazaki Prefecture3 upcoming racesSaitama Prefecture3 upcoming racesTokushima Prefecture2 upcoming racesGifu Prefecture2 upcoming racesMie Prefecture2 upcoming racesKumamoto Prefecture2 upcoming racesEhime Prefecture2 upcoming racesIbaraki Prefecture2 upcoming racesFukushima Prefecture2 upcoming racesHokkaido Region2 upcoming racesOkayama Prefecture2 upcoming racesIwate Prefecture2 upcoming racesAkita Prefecture1 upcoming raceTochigi Prefecture1 upcoming raceKagawa Prefecture1 upcoming raceAichi Prefecture1 upcoming raceToyama Prefecture1 upcoming raceFukui Prefecture1 upcoming raceKanagawa Prefecture1 upcoming raceJapan1 upcoming raceHiroshima Prefecture1 upcoming raceMiyagi Prefecture1 upcoming raceYamaguchi Prefecture1 upcoming race