Ueki Onsen, Kita Ward, Kumamoto City
Ueki Onsen Ryokan Hirayama
A public bath with a garden outdoor bath and indoor bath, both described by the inn as source-flowing and fully drained for daily cleaning. Day-use admission is not available from 16:00 to 18:00, so confirm the schedule before visiting.
Check before bathing
- Opening hours
- The inn lists day-use bathing 10:00–22:00, but admission is unavailable from 16:00–18:00. The current Ueki Onsen association page lists adult admission at ¥700. Confirm same-day access, since the inn may close or reserve the baths.
Spring & water temperature
- Spring-source temperature
- Not published.
- Bathing temperature
- Not published.
- Spring source
- The inn has not published a formal individual source name.
- Spring classification
- Simple sulfur spring; low-tonicity, alkaline and high-temperature.
- pH
- Not published.
- Flow rate
- 111 L/min, according to the inn's current onsen page.
- Water handling
- The inn describes both its garden outdoor bath and large bath as source-flowing. The tubs are drained completely for daily cleaning. Current text does not detail water addition, heating, circulation or disinfection by pool.
Bathing indications
The inn lists general bathing indications including neuralgia, muscle and joint pain, sensitivity to cold and fatigue. It also lists cuts, burns, chronic skin and chronic gynecological conditions as spring-related indications; these are not a promise of treatment.
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.
