Ultra Running Hub Hachioji, Japan · Saturday, December 19, 2026
Fixed Distance 50K
Tengu 100 - 60km
42 days away
60 km Distance
not publishedn/a Climbing
3.0 est Grit · Challenging
Calculated from 60 km alone — the organiser has not published an elevation profile. Read 3.0 as a floor, not a verdict.
What the course asks
Field size ~35 Small. Long stretches with nobody in sight.
DUV results for the 2025 edition (60km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.
Typical conditions, December
Daytime high 10°C
Night low 0°C
Rainfall Mostly dry
Daylight 9 h 45 m of light
Regional 2001-2020 average for December — NASA POWER, grid elevation 233 m. Not a forecast.
Results history
| Year | Race | Finishers | Men's winner | Women's winner |
|---|---|---|---|---|
| 2025 | 60km | 35 | Kentaro Hayashi · 06:50:19 | Kinu Seino · 09:35:30 |
| 2024 | 60km | 28 | Kota Sudani · 07:11:32 | Yukiko Kaneiri · 09:23:34 |
The field grew 25% between 2024 (28) and 2025 (35). 11% of the 2025 field were women.
DUV results for the 2025 edition (60km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.
Course notes
- gear With trail terrain, choose a shoe with moderate cushioning for optimal performance.
Gear for this race
Chosen for 60 km of trail.
- Trail Running Shoes 60 km of trail — cushioning that is still there in the last quarter.
- Race Nutrition 60 km of self-supported fuelling between aid stations.
- Hydration Vests Flask capacity for 60 km, without the bounce.
- GPS Watches Battery life first — a 60 km day outlasts most full-GPS modes.
Similar races
Other 50K trail ultras, closest in distance first.