Explore/Japan/JP 11/Okumusashi Green Line & Shomaru Pass — Chichibu Touge Loop
JPHanno, JapanChallengingPaved

Okumusashi Green Line & Shomaru Pass — Chichibu TougeLoop.

Distance
85 km
Duration
1 day
Climb
1,400 m
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Curated by Rider · Updated Oct 2026
Overview

Okumusashi Green Line & Shomaru Pass — Chichibu Touge Loop.

Tokyo riders' favourite mountain escape: the tight Shomaru Pass on Route 299 linked to the ridge-running Okumusashi Green Line, ending in the old castle-and-soba town of Chichibu.

Quick facts

SurfacePaved
Distance85 km
Days1
Total climb1,400 m
DifficultyChallenging
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Day-by-day

The route.

ROUTE
5 stops
Start
HannoStart · Gateway to the Okumusashi hills and a classic Saturday-morning rider start point. Fuel up before the twisties.
Scenic
Naguri & Sawarabi-no-yuScenic Point · Riverside onsen and a popular biker meeting spot at the foot of the hills.
Pass
Shomaru PassMountain Pass · Classic Route 299 touge — tight, well-surfaced switchbacks through cedar forest.
Scenic
Okumusashi Green LineScenic Point · A high ridge road threading the Oku-Musashi summits with valley views on both sides.
End
ChichibuEnd · Historic basin town famed for misomochi and soba; fuel and food before the run home.

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