




Tonbo-no-yu
Nagano
Onsen
Tonbo-no-yu is a natural hot spring bathhouse situated in the Karuizawa Hoshino Area. It offers relaxing indoor baths alongside scenic outdoor open-air rock pools.
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- Experience the outdoor open-air rock pools for nature views
- Enjoy the indoor hot spring baths
- Explore the broader Karuizawa Hoshino Area during your trip
Summaries are created based on reviews, notes, and social media posts.
Monday10:00 AM – 10:00 PM
Tuesday10:00 AM – 10:00 PM
Wednesday10:00 AM – 10:00 PM
Thursday10:00 AM – 10:00 PM
Friday10:00 AM – 10:00 PM
Saturday10:00 AM – 10:00 PM
Sunday10:00 AM – 10:00 PM
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