Nagayu Onsen, Taketa, Oita
Ganiyu Riverside Bath
A free riverside open-air bath that can be used around the clock when river conditions allow. Rising water or other unsafe conditions may make it unavailable; no facility-specific source analysis or tattoo rule was confirmed.
Check before bathing
- Opening hours
- Open 24 hours, except when river levels rise or other conditions require closure.
- Tattoo policy
- No facility-specific tattoo policy was confirmed in the material reviewed. Check local notices before bathing.
Spring & water temperature
- Spring-source temperature
- Not published.
- Bathing temperature
- Not published.
- Spring source
- The public material reviewed does not provide a facility-specific source name or analysis.
- Spring classification
- Outdoor public bath; a facility-specific spring classification was not confirmed.
- pH
- Not published.
- Flow rate
- Not published.
- Water handling
- A riverside outdoor bath. Supply and treatment details were not confirmed; recent user reports describe the water as relatively mild, but no fixed temperature is published.
River conditions can override the usual 24-hour availability.
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.
