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Yatsugatake Nobeyama Highland 100 km Ultramarathon

location_on
Shibukawa, Gunma, Japan

calendar_today 17 May, 2026

language Official Website

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About the Event

Escape to the top of Japan for the Nobeyama Ultra Marathon, a premier running event set in the pristine highlands of the Japanese Alps. This race is defined by its crisp, clean air, expansive skies, and routes that weave through some of the most scenic and serene landscapes in the country. Designed for those who cherish the pure essence of trail and ultra-running, it offers a perfect blend of challenging terrain and breathtaking natural beauty. It’s an opportunity to disconnect and immerse yourself in a running adventure where the majestic highland environment is both your greatest challenge and your greatest reward.

Races Offered

100 km

May 17, 2026

straighten

Distance — 100K

terrain

Type — —

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1 days remaining

42 km

May 17, 2026

straighten

Distance — 42.2K

terrain

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1 days remaining

67 km

May 17, 2026

straighten

Distance — 67K

terrain

Type — —

timer

1 days remaining

Weather History

These values represent the 3-year monthly averages for May in Shibukawa.

thermostat Temperature
12.1° / 22.2°
wb_sunny Feels like
10.0° / 20.8°
light_mode Avg sunshine hours
8h 19m
water_drop Avg rainfall
5.4 mm
ac_unit Avg snowfall
—
air Avg wind speed
9.3 km/h (Light breeze)
opacity Sweat loss rate
Moderate
terrain Course conditions
Firm and slightly soft
sunny Max UV Index
High (6.0)
humidity_mid Humidity
70.9%
wb_twilight Sunrise
04:37
nightlight Sunset
18:43

About Shibukawa

Learn more about the host city, Shibukawa.

Scenic view of

Shibukawa (渋川) is a city in Gunma, known for hot springs in Ikaho (伊香保) area.

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Hotels & Places to Stay

Runner Reviews

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Nearby Races

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location_on Karuizawa, Gunma, JP

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Skyline Trail Sugadaira Under Armour Cup

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Echigo Matsudai Harunojin Trail Race

Echigo Matsudai Harunojin Trail Race

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