Sarugakyo Onsen, Minakami, Gunma
Yumoto Choseikan (Day Use)
Choseikan is the best fit if the cedar-lined outdoor bath, Akaya River and mountain setting matter more than a long list of facilities. It is also one of the few choices here with an explicit official tattoo-friendly policy.
Check before bathing
- Opening hours
- The tourism association lists daily bathing from 08:00–19:00. Admission is ¥1,000 for adults and ¥500 for children for the indoor bath, or ¥600 for adults and ¥300 for children for the outdoor bath. The outdoor bath is down about 80 steps.
- Tattoo policy
- Allowed. The inn's official English page explicitly says guests with tattoos may bathe.
Spring & water temperature
- Spring-source temperature
- 56.5°C
- Bathing temperature
- Not published
- Spring source
- Sarugakyo Onsen water used by Choseikan; the inn does not publish an individual source name in current material
- Spring classification
- Chloride and sulfate spring
- pH
- Not published
- Flow rate
- Not published
- Water handling
- The inn describes its spring water as free-flowing. The tourism association specifically describes the Ganso Notenburo outdoor bath as 100% natural spring water, free-flowing 24 hours. These outdoor-bath details are not applied to the indoor bath, for which current pages do not give complete treatment conditions.
Bathing indications
The inn lists general bathing indications including high blood pressure, arteriosclerosis, rheumatic conditions and wounds. This is not a treatment guarantee.
The association lists daily hours of 08:00–19:00: indoor bath ¥1,000 for adults and ¥500 for children; outdoor bath ¥600 for adults and ¥300 for children. The outdoor bath is reached by about 80 steps. Tattooed guests are explicitly allowed.
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.
