Hinata-mise district, Shima Onsen, Nakanojo, Gunma Prefecture
Gomusō-no-Yu Public Bath
Come for the story of Shima Onsen's origins and its furthest-out communal bath, rather than for facilities. If travelling without a car, leave time for the return journey.
Check before bathing
- Opening hours
- 09:00–15:00, open daily according to the current listing.
- Tattoo policy
- The current first-party information does not confirm a tattoo policy. Ask before visiting.
Spring & water temperature
- Spring-source temperature
- Not published. Older regional figures are not used as current values.
- Bathing temperature
- Not published.
- Spring source
- The Gomusō-no-Yu spring area, which the official page identifies with the origins of Shima Onsen. A formal individual spring analysis name is not published.
- Spring classification
- Not published for this bathhouse on the current official page.
- pH
- Not published.
- Flow rate
- Not published.
- Water handling
- The official page describes this communal bath as standing at the spring site associated with Shima Onsen's origin story. Water addition, heating, circulation and disinfection conditions for the bath are not published.
Bathing indications
The legend of water curing “forty thousand ailments” is a cultural story, not a medical efficacy claim. Current facility-specific bathing indications are not published.
Current official information does not specify pool-by-pool water-treatment conditions.
The three communal baths are free. Bring your own towel and soap. The bath is in the furthest part of the hot-spring district; consider return transport before setting out.
How to read a bath profile
Spring-source temperature and actual bathing temperature are kept separate. Each score is shown independently for comparison rather than collapsed into one overall score.
