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Natural site · Oshino, Mt. Fuji

Oshino Hakkai

忍野八海
Oshino Hakkai · the "Eight Seas" of Oshino
4.243244 Google reviews·Very crowded midday
AI overview

Oshino Hakkai — the "Eight Seas of Oshino" — is a cluster of eight spring-fed ponds at the foot of Mt. Fuji, filled by snowmelt that has filtered through volcanic rock for decades and emerges astonishingly clear and cold. The ponds drew Mt. Fuji pilgrims for centuries and are now a National Natural Monument and part of the mountain's UNESCO World Heritage listing. Around the central ponds sits a small, postcard-pretty village of thatched roofs, souvenir shops and food stalls — grilled fish, mochi, spring-water coffee — while the deepest pond, Waku-ike, glows a famous deep blue. It's free, family-friendly and genuinely beautiful, but hugely popular: come early or off-season to catch the water at its calm, mirror-clear best, ideally with Mt. Fuji behind it.

Generated summary · confirm hours and prices before visiting
Opening HoursOutdoor & always open · shops, food stalls and the paid museum roughly 9:00–17:00
AdmissionFree to walk the ponds · one pond (Sokonuki-ike) sits inside the Hannoki-Bayashi Folk Museum, ¥300
DurationAbout 45–90 min (longer with food, or the far Deguchi-ike)
Best TimeEarly morning or winter — clear water, Mt. Fuji reflections and fewer crowds; sunset is calm too
EnglishSome English signage · very used to international visitors
AccessibilityMostly flat gravel/paved paths between the central ponds
FacilitiesPaid parking, souvenir shops, food stalls, toilets, tourist information centre
Getting There~1.5 hr from Tokyo by car (Chuo Expwy → Kawaguchiko → Route 138) · buses from Fujisan / Kawaguchiko stations · day tours from Tokyo
SuitabilityFamilies · all ages · photographers
AddressShibokusa, Oshino, Minamitsuru District, Yamanashi 401-0511
Google Maps OpenStreetMap

Good to know

  • It gets very crowded midday with tour buses — come early morning, late afternoon or in winter for calm water and Mt. Fuji views.
  • The ponds are free to walk. Only Sokonuki-ike, inside the ¥300 Hannoki-Bayashi Folk Museum, is paid.
  • The vivid blue 'Middle Pond' by the shops is man-made — beautiful, but not one of the official eight ponds.
  • Bring cash for paid parking (several private lots nearby), food stalls and stamps.
  • Collect all nine pond stamps (1 main + 8 ponds) for ¥200 at the tourist information centre.
Oshino Hakkai — AIVIBLE