ULTRA
EN

Mine Akiyoshidai Geopark Ultra Marathon

Oct 4, 2026 (Sun)

Races

About

The Mine Akiyoshidai Geopark Ultra Marathon is a demanding endurance run set in Mine City, Yamaguchi Prefecture, across the sweeping landscapes of the UNESCO-recognized Akiyoshidai Geopark. The course showcases Japan’s largest karst plateau, leading runners past striking limestone scenery, vivid green ponds, and pockets of local mining heritage, creating a route that feels both rugged and distinctive. The atmosphere blends serious challenge with strong regional character, as aid stations feature Mine City specialties that give the race a memorable local flavor. For those who reach the finish, the event leaves a lasting impression with keepsakes crafted to reflect the area’s identity and the sense of accomplishment earned on this tough course.

Races

100K

Oct 4, 2026 (Sun) - 05:00

Distance

100 km

Terrain

Road

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Weather history

Temperature

15°C / 23°C

Feels like

14°C / 23°C

Avg sunshine hours

8h 13m

Avg rainfall

2 mm

Avg snowfall

-

Max wind speed

16.3 km/h (Gentle breeze)

Sweat loss rate

Moderate

Trail conditions

Mostly dry, tacky trails

Where to stay

Mine Akiyoshidai Geopark Ultra Marathon

Oct 4, 2026 (Sun)

Races