Ultra Running Hub Nishinomiya, Hyogo Pref., Japan · Monday, May 3, 2027
Fixed Distance 50 mi
Mukogawa Yurikamome Ultra Marathon
242 days away
70 km Distance
not publishedn/a Climbing
3.5 est Grit · Challenging
Calculated from 70 km alone — the organiser has not published an elevation profile. Read 3.5 as a floor, not a verdict.
What the course asks
Time limit 8 hours
6:51 min/km average. Firm. Sustained running. Long aid-station stops will cost you. Climbing is unpublished, so this pace is a ceiling on the effort, not a measure of it. Among the tightest 50 mi cut-offs we track. Measured against 445 races of the same distance. Cut-off calculator →
Field size ~296 Large. Rarely out of sight of another runner.
DUV results for the 2026 edition (70km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.
Typical conditions, May
Daytime high 22°C
Night low 12°C
Rainfall Showers likely
Daylight 13 h 37 m of light
Regional 2001-2020 average for May — NASA POWER, grid elevation 264 m. Not a forecast.
The Aid Station
Course-specific beta from the community
With trail terrain, choose a shoe with moderate cushioning for optimal performance.
Gear for this race
Chosen for 70 km of trail.
- Trail Running Shoes 70 km of trail — cushioning that is still there in the last quarter.
- Race Nutrition 70 km of self-supported fuelling between aid stations.
- Hydration Vests Flask capacity for 70 km, without the bounce.
- GPS Watches Battery life first — a 70 km day outlasts most full-GPS modes.
Course Notes
Seven 10km loops along the Mukogawa river.
Similar races
Other 50 mi trail ultras, closest in distance first.