Shikoku Karst Skyline

383Onogahara, Seiyo, Ehime to Tengu Kogen, Tsuno, Kochi · Ehime / Kochi Prefecture

Route line of Shikoku Karst Skyline
Distance9.3mi · 15.0 km
Drive time20 minon the road
DifficultyModerate 
MountainMoorland

Ridge 'road in the sky' across the limestone grasslands of the Shikoku Karst

Prefectural Route 383 traverses the Shikoku Karst plateau at around 1400m, running the ridge past Onogahara, Mezurudaira, Godan and Tengu highlands with grazing cattle and white limestone scattered through rolling green meadows. Nicknamed the road in the sky, it is one of Japan's 100 most scenic roads and a famed stargazing spot. Some sections are narrow with limited passing, and it closes in winter. Mind the open-range cattle on the road, narrow blind crests, and quick-rolling cloud.

Where it runs

Onogahara, Seiyo, EhimeStart · Ehime / Kochi Prefecture
Tengu Kogen, Tsuno, KochiEnd · Japan

Character

Corners90bends
Tightness6of 10
Max gradient10%≈ 1-in-10
Hairpins3tight bends
Climb507 mtotal ascent
Summit1428 mhighest point · 4685 ft
SpringSummerAutumn

Elevation

374 m range
1054 m1241 m1428 m 0.0 mi4.7 mi9.4 mi

Know before you go

Sources

In these collections

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