Japan onsens
HOSHINOYA Karuizawa
Hot springs in a Japanese mountain retreat
A nature-focused stay in Karuizawa with hot-spring bathing and riverside accommodation.
Karuizawa, Nagano · Japan
Visit websiteIceland · South
Seljavallalaug
Mountainside 1923 pool fed by a hot stream.
- Water temperature
- 30°C
- Type
- wild pool
- Cost to bathe
- Free
- Coordinates
- 63.5653, -19.6094
How to reach the water
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Blue Planet network · Goods & services
Swim, move & unwind
Swimwear, yoga wear, hiking footwear, meditation retreats and onsens in Japan.
Independent selections, not confirmed sponsors. Images are illustrative, not brand products or photographs of the named retreats. Swimwear is for pools where permitted; Japanese onsen bathing rules vary.