Asagama Street, Nozawa Onsen, Nozawaonsen Village, Nagano Prefecture
Asagama-no-Yu Public Bath
A small, traditional bath drawing from the hot Asagama source, known for visible mineral deposits and a stronger heat profile. Start with a gentler bath if you are unsure about high temperatures.
Check before bathing
- Opening hours
- 05:00–23:00 from April through November; 06:00–23:00 from December through March. There is no fixed admission charge; visitors are asked for a voluntary contribution.
- Tattoo policy
- The current tourism-association pages reviewed do not confirm a tattoo rule; check locally if you need a definite answer.
Spring & water temperature
- Spring-source temperature
- About 90°C.
- Bathing temperature
- Not published; the official description says the water is on the hotter side.
- Spring source
- Asagama source.
- Spring classification
- Sulfur-bearing sodium-calcium sulfate spring.
- pH
- Not published.
- Flow rate
- Not published.
- Water handling
- The bath draws from Asagama. The tourism association describes all 13 Nozawa public baths as 100% source-flowing; fixed temperatures and pool-specific details are not published.
Bathing indications
The association lists general bathing indications including neuralgia, rheumatism, reduced gastrointestinal function, diabetes and dermatitis. These are not treatment guarantees.
The approximately 90°C figure is the source temperature, not the bath setting.
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.
