Hakone Kowakien Annex (箱根小涌園)
하코네 고와키엔 별관 (箱根小涌園)
Hakone traditional onsen facility
About this place
NotesA traditional onsen facility in Hakone. Enjoy authentic onsen in a quiet atmosphere.
Practical notes
Separate facility from Yunessun's swimsuit zone. 8 open-air baths. Private rental baths available (90 min from ¥7,000). Renovated March 2025.
Compiled from publicly available information and visitor reports. The rating shown is an editorial summary of the same, and does not mean we have visited every place in person. Prices and hours may change — please confirm with the venue before visiting.
Before you go
EssentialsDiscounted tickets available
Cheaper than walk-in · Mobile voucher · Instant confirm
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Info updated: 2026-08
Details may differ from actual conditions.
What stands out
- +Traditional onsen
- +Hakone nature
- +Quiet atmosphere
Facility Details
1 sauna · 1 bath · 1 rest area
Sauna
1Baths
1Rest Areas
1Special Facilities
1Facility details are verified and updated regularly, but may differ from actual conditions. Please confirm with the venue before visiting.
Separate facility from Yunessun swimsuit zone - come here for traditional onsen
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Hakone-themed hot spring park.
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Cheaper than walk-in · Mobile voucher