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Trail run

信州戸隠トレイルランレース

信州戸隠トレイルランレース takes place on Sat, Sep 5, 2026 in Nagano, Japan. The main route is 35 km.

Date
Sat, Sep 5, 2026
Start
Nagano 🇯🇵
Distance
35 km
Climbing
1,730 m
Level
Open to all
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A scenic trail running race held in the historic Togakushi and Iizuna areas of Nagano, featuring courses that wind through the Myoko Togakurezan National Park and the historic Togakushi Ancient Trail.

Official event page

What this race demands

This 35 km trail run with 1,730 meters of climbing in Nagano requires sustained aerobic endurance and technical mountain running capability over a substantial duration.

Climbing volume

Accumulating 1,730 meters of elevation gain over 35 kilometers demands strong uphill hiking and running efficiency, alongside quad durability for the descents.

Duration and pacing

The race distance and vertical profile require a disciplined pacing strategy to manage energy expenditure across several hours on mountain trails.

A sustained effort of this length requires continuous carbohydrate intake of 60 to 90 grams per hour to maintain energy levels.

Estimated finish times

Competitive (Sub-3 hour marathon ability)4:00–4:45
Intermediate (Sub-3:30 marathon ability)4:45–5:45
First-timer / Recreational5:45–7:00

Estimates by level, not promises. Your own number depends on your fitness on the day.

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