Back to explore
Reggaeman / CC BY-SA 3.0 (also GFDL)
Hakusan Cave Arch
白山洞門Kochi · Shikoku
A granite sea cave carved by wave erosion near Cape Ashizuri, 16m high and 17m wide — the largest granite cave arch in Japan.
- Crowd level
- Moderate
- Rating
- 4.3· 628 reviews
- Opening hours
- Daily Open 24 hours
- Admission
- Free; reached via a walking trail to the cave mouth.
- Nearest station
- Nakamura Station
Usual hours — confirm with the official site for holidays + seasonal closures.
Today
Open 24 hoursFreeStored weekly hours
Daily Open 24 hours
How to get there
On Route 27 near Shirao Shrine, about a 10-minute walk from the Ashizuri Cape parking area.
Tags
geologycave
Location
More in Shikoku
Continue exploring
Your turn
Plan a trip like this — free
Built from 2,650+ verified hidden places — real routes, ferries, and events matched to your dates. Yours takes about a minute.
No credit card, plan your first trip now!