Ronden, Tokushima City, Tokushima
Natural Onsen Ebisu-no-Yu
A natural-spring day spa with a reddish rock bath and a broad mix of pools and sauna facilities. The current local tourism listing confirms spring use in the rock bath, but does not publish source figures or treatment details.
Check before bathing
- Opening hours
- 08:00–24:00; last admission 23:30. Closed on the second Thursday of each month. Adult admission ¥750 in the current local tourism listing; confirm the current rate before visiting.
Spring & water temperature
- Spring-source temperature
- Not published.
- Bathing temperature
- Not published.
- Spring source
- The source name and source analysis are not published in the current material reviewed.
- Spring classification
- Iron-bearing sodium-magnesium chloride spring; high salinity, neutral pH and low-temperature spring.
- pH
- Not published.
- Flow rate
- Not published.
- Water handling
- Natural spring water is confirmed in the rock bath. Water addition, heating, circulation, disinfection and supply details for other pools are not published.
The reddish appearance is noted for the rock bath. Do not infer a source-flowing system or apply its spring status to every pool.
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.
