Fun Trails Chichibu & Okumusashi
Train for Fun Trails Chichibu & Okumusashi
Japan, November. 100 mi on 75% trail. +1,980 ft of climbing. 32 hours cutoff.
100 mi+1,980 ft-1,977 ft32 hours57 ft to 121 fttech 5/10Checkpoints per race bookWSER qualifierNovember
- Start66 ft
- High121 ft
- Low57 ft
- Finish69 ft
What PR Run builds for this start line
- Personalized plan from your baseline and this course profile
- Aid-segment fuel rehearsals tied to checkpoint spacing
- Structured gear kit from course intelligence
- Race-day pacing, crew notes, and race-morning brief
- Aid stations: 6 · longest gap ~32.2 km
- Mandatory kit items: 2
- Cutoff: 32 hours
The crux
Humid climbs, ridge exposure, and aid gaps in remote terrain (near mile 65)
Race details can change. Confirm current rules and logistics with the Official site.
Train for your race
Train for Fun Trails Chichibu & Okumusashi
Course-specific plan, fuel segments, gear kit, and race morning for Fun Trails Chichibu & Okumusashi.
Official siteCheck readinessPredict finish timeFull race guideFoot care plan