Explore/Japan/JP 23/Chausuyama Kōgen Driveway — Toyone to Aichi's Rooftop
JPToyone, JapanModeratePaved

Chausuyama Kōgen Driveway — Toyone to Aichi'sRooftop.

Distance
40 km
Duration
1 day
Climb
900 m
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Curated by Rider · Updated Oct 2026
Overview

Chausuyama Kōgen Driveway — Toyone to Aichi's Rooftop.

A short mountain driveway on Route 507 up to Chausuyama Kōgen, the highland below Mt Chausu — at 1,415 m the highest peak in Aichi, on the Nagano border. Beech forest, cool summers, and a famous moss-phlox hill in early summer, dropping to Neba on the Nagano side.

Quick facts

SurfacePaved
Distance40 km
Days1
Total climb900 m
DifficultyModerate
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Day-by-day

The route.

ROUTE
3 stops
Start
Toyone VillageStart · Start in the Okumikawa highlands — fuel here, mountain services are scarce — then climb Route 507.
Pass
Mt Chausu / Chausuyama KōgenMountain Pass · Aichi's highest peak (1,415 m) on the Nagano border; the moss-phlox hill blooms mid-May to June and summers stay cool.
End
Neba VillageEnd · Drop into Nagano's Neba on the far side — a quiet farming village; loop back to Toyone or ride on toward Ina.

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