Sagi-no-Yu Onsen, Yasugi, Shimane Prefecture
Yumeland Shirasagi
A practical low-cost choice after the Adachi Museum of Art if you want a natural spring and sauna, with long day-use hours. Choose Takenoya if explicit source-flowing details matter more.
Check before bathing
- Opening hours
- 10:00–21:00; last admission 20:30. Closed Wednesdays, or the following day when Wednesday is a holiday. Adult admission is ¥550; children aged 4 through elementary school pay ¥300. The bathing area is available on Saturdays, Sundays and public holidays according to current operating information; it resumed on 2 May 2026.
Spring & water temperature
- Spring-source temperature
- Not published for this facility. The area's roughly 50°C spring temperature is not assigned to the facility.
- Bathing temperature
- No fixed pool temperature is published.
- Spring source
- Natural Sagi-no-Yu Onsen spring; the facility does not publish its own well name.
- Spring classification
- Not confirmed at facility level. The facility and regional descriptions use different levels of detail, so they are not combined into one precise classification.
- pH
- Not published.
- Flow rate
- Not published.
- Water handling
- Current information confirms natural spring water in the large bath, outdoor bath and related bathing areas. The facility does not publish pool-by-pool details for water addition, heating, circulation, disinfection or source-flowing use.
Bathing indications
Yasugi's tourism association presents Sagi-no-Yu as a national health hot-spring area. This is not a treatment or beauty guarantee for this facility.
The bathing area is listed as open on Saturdays, Sundays and public holidays. Check the facility's current schedule; tattoo rules remain unconfirmed.
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.
