7 races in date order
-
Joshu Hotakayama SkyView Trail
Climbs Mount Hotaka in Japan's Gunma highlands
-
Hakuba Classic International
Golden Trail World Series racing in the Japanese Alps
-
Tondabayashi Eco Marathon
Runs past 250 preserved Edo-era townhouses
-
Tazawako Marathon
Circles Japan's deepest lake, Tazawako
-
Tango 100km Ultramarathon
Mountain-climbing ultra across Kyoto's Tango coast
-
Shinetsu Five Mountains Trail
100 miles over five peaks along the Shin-etsu ridge
-
Akita 100km Challenge Marathon
Point-to-point ultra over Akita's forested mountain passes
Your next race, seen from above.
Save any of these to your season in RunCalendar and hear the morning entries open. Free on iPhone, no account needed.
Get RunCalendar
Save any of these to your season in RunCalendar and hear the morning entries open. Free on iPhone, no account needed.
Every race here is published by its organiser; RunCalendar checks the date and the entry window against the organiser's own page and rebuilds this calendar every night. A confirmed date shows its day; a provisional one shows only its month. Last updated 22 October 2026.