Kagawa Prefecture occupies the northeastern tip of Shikoku island, separated from the Chugoku region by the tranquil Seto Inland Sea. Japan's smallest prefecture by area is famous far beyond its modest geography: Sanuki udon noodles are practically a regional religion, the 785-step climb to Kotohira-gu Shrine is a pilgrimage milestone, Ritsurin Garden ranks among Japan's most beautiful stroll-style parks, and the art islands of Naoshima and Teshima have made this quiet sea route an international contemporary-art destination.
Top trails
Routes worth lacing up your boots for.
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1
Kotohira-gu Full Pilgrimage Route (1,368 steps)
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2
Yashima Plateau Circuit Trail
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3
Kankakei Gorge Hiking Trail (Shodoshima)
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4
Shikoku 88-Temple Pilgrimage (Kagawa Section, Temples 66–88)
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5
Mount Iino Day Hike
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6
Ritsurin Garden Stroll (Curated Walking Course)
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7
Naoshima Island Cycling & Coastal Walk
Trail difficulty levels
Pick a route that matches your fitness and experience.
Mostly flat, well-marked paths. Suitable for families and casual walkers.
Some elevation gain, longer distances. Requires basic fitness.
Significant climbs and exposure. Requires good fitness and route-finding.
Technical terrain, scrambling, or alpine conditions. Experience essential.
When to hike
Seasonal conditions in Kagawa.
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Local hazards
What to watch out for on the trail.
Hazard: Konpira-san steps can be slippery in rain — wear grippy shoes and use the stone banisters
Hazard: Kankakei Gorge trail has exposed scrambling sections — do not descend after rain
Hazard: No potable water sources on Yashima Plateau — carry at least 1 liter per person
Hazard: Typhoon warnings in August–September may close mountain trails; check jma.go.jp before setting out