Koinobori Park, Shimanto, Kochi Pref., Japan · Sunday, October 18, 2026

Fixed Distance 50K

River Shimanto 60km

45 days away

60 km Distance

400 m Climbing

3.6 Grit · Challenging

What the course asks

Climbing rate 7 m / km Fast & Flat. This course is relatively flat and fast. Ideal for PB attempts.

Field size ~410 Large. Rarely out of sight of another runner.

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, October

Daylight 11 h 13 m of light

The Aid Station

Course-specific beta from the community

⛰️ terrain

This is a fast & flat course. Expect fast, runnable sections where rhythm is key.

By UltraHub Expert

👟 gear

With trail terrain, choose a shoe with moderate cushioning for optimal performance.

By UltraHub Expert

Gear for this race

Chosen for 60 km of trail with 400 m of ascent.

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.