When
Dec 20, 2026
Starts at 5:00am JST
Weather
Last Year's Race Weather
🌧️ Rain · 19°C–22°C
· Wind 20 km/h
Registration
Open Now
Closes October 31, 2026 · 11:59 PM JST
Website
Official website →
Event Details
In accordance with the 2026 Japan Athletics Federation Competition Rules and the matters agreed at this tournament.
Event type
Ultra
Distance
100.0 km
Surface
Road
Registration opens
June 29, 2026
Registration closes
October 31, 2026 · 11:59 PM JST
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