Dawn start into the Kaga mountains — Japan's UTMB 50K debut
Other trail races within 141 miles
The 50K serves as the trail-running entry point into the Kaga Spa mountains, launching at dawn from Yukemuri Kenkou Village as 100K runners are still on course. The 56.7km route follows a condensed version of the mountain circuit, climbing through the Kutani watershed and into the deep beech forests before descending through the Takigahara valley and into Yamanaka Onsen. A 2,607m elevation profile makes this a genuinely challenging ultramarathon despite the distance, with technical mountain terrain and Japan's June rainy season adding unpredictability.
Some ultra experience recommended
Kaga, Ishikawa, JapanJune 21, 2026
Kaga Spa Trail Endurance 50K is a loop trail race in Kaga, Ishikawa, Japan, held on June 21, 2026. The course covers 56.7 km, climbs 2,607 m, and has a 14h cutoff.


| Location | km | Elevation | Cutoff |
|---|---|---|---|
Yukemuri Kenkou Village Start | 0.0 | 78 m | — |
Mt. Kariyasu Aid Station | 8.5 | 520 m | — |
Kutani Dam Aid Station | 16.3 | 195 m | — |
Kutani Shinsui Park Aid Station | 21.1 | 222 m | 5h50m10:50 AM |
Imadachi Aios Square Aid Station | 30.0 | 111 m | — |
Takigahara Aid Station | 41.5 | 84 m | 10h20m3:20 PM |
Tonoo Aid Station | 49.7 | 49 m | 12h20m5:20 PM |
Yamanaka-za Finish | 56.7 | 70 m | 14h20m7:20 PM |
Aid station details for this race are still being filled in. Cutoffs and access rules come from the race’s own published information and can change — check the official race details before planning around them.
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Race held during Japan's tsuyu rainy season; wet and potentially muddy mountain trails
No required gear specified
No recommended gear specified
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