Onohara, Kanonji, Kagawa Prefecture
Hagi-no-Yu at Onohama Health Exchange Center
A useful ¥650 bath if you want an outdoor pool, two sauna types and a medicinal bath without needing natural spring water. For a source-focused soak, choose Kotohiki Kairo or LiVEMAX instead.
Check before bathing
- Opening hours
- The current profile lists adult admission at ¥650.
Spring & water temperature
- Spring-source temperature
- Not applicable; no natural spring is confirmed.
- Bathing temperature
- Not published.
- Spring classification
- Not a natural hot spring. Kanonji City says the facility uses groundwater softened for bathing.
- Water handling
- Softened groundwater is used in the baths. The medicinal bath, outdoor bath, jet bath, electric bath and cold bath are functional pools, not evidence of a natural spring.
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.
