Ultra Running Hub
Trail 50mi
Naeba-Sanroku Geopark Tsunan Ultramarathon 64K
Race completed
64km Distance
1,800m Elevation
5.9 Grit Score
Challenging Level
Vertical Intensity 28 D+/km
Moderate undulations. Requires consistent effort across varying grades.
The Aid Station
Course-specific beta from the community
This is a rolling course. Expect fast, runnable sections where rhythm is key.
With trail terrain, choose a shoe with moderate cushioning for optimal performance.