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Saitama
Trail
FunTrails Round: Chichibu & Okumusashi 100 MILE/100K/50K
FunTrails Round 秩父&奥武蔵 100MILE/100K/50K
Date
November 14, 2026
Location
Saitama
Distance
Trail
Entry Fee
—
Time Limit
32h
Capacity
900 runners
Finish Rate
—
Last updatedJune 18, 2026·14 days agoOfficial site checkedJune 18, 2026
AI summary
TRAILElevation gain (D+)
9,722 m（100 miles: 9,722 m / 100K: 6,831 m / 50K: 2,985 m）
Aid stations
Full100MILE: A1–A14 (14 aid stations); 100K: A1–A9 (9 aid stations); 50K: A1–A4 (4 aid stations). Each aid station has a time limit (except A1).
Mandatory gear
Cell PhonePortable cup (150 cc or more)At least 1 L of waterSurvival BlanketWhistleTaping TapePortable ToiletCourse MapHooded rainwear set (50K includes jacket only)First Aid KitMy Number Health Insurance Card or Certificate of EligibilityTravel Expenses Upon RetirementFlashlight and two sets of spare batteries (one set for the 50K)A backpack carried on both shouldersLong-Sleeve Shirt for Cold WeatherLong Tights for Cold WeatherGloves and a hat that covers the earsFlashing Light
✓ Gear check at registrationTime limit & cutoffs
100MILE/100K: Time limit of 32 hours. 50K: Time limit of 12 hours. There are checkpoints at each aid station (check-in required; must depart within 15 minutes of passing the checkpoint).
Trekking poles
Not allowedThe use of poles is prohibited. It is also prohibited to use sticks found on the trail as substitutes for poles.
Pacers
Allowed
Course preview
OptionalTest rides are permitted, but they are prohibited after 8:00 p.m. You must observe proper etiquette when riding in residential areas and on public roads.
Summary for guidance. Always confirm mandatory gear and rules on the official site. Last verified: June 19, 2026
Access
ACCESSNote: the map shows the approximate area. Check the official site for the exact start/venue.
Score
RATINGSAuto-calculated from market research, official data, and online voicesSome scores unavailable（4/6）Course Appeal
コースの魅力
N/A
Organization & Support
運営・サポート
N/A
Finishability
完走しやすさ
0.0
Atmosphere
大会の盛り上がり
N/A
Access
アクセス
3.0
Value for Money
コスパ
N/A
Runner Reviews
REVIEWSNo runner reviews for this race yet.