Yubara Onsen, Maniwa, Okayama Prefecture
Motoyu Yumoto Onsenkan
The most straightforward indoor choice in central Yubara for a conventional soak, sauna and family bath. The facility uses its own underground spring, but individual pool treatment details are not fully published.
Check before bathing
- Opening hours
- 10:00–21:00; last admission 20:30. Closed Wednesdays, although the current Maniwa facility list notes that it may open on some public holidays. From April 1, 2026, admission is ¥800 for junior-high students and older and ¥400 for elementary-school children. A family bath costs ¥4,000 for up to three people for one hour; each additional person pays the ordinary admission fee.
- Access
- In central Yubara, within walking distance of Sunayu. From Chugoku-Katsuyama Station, the Maniwa-kun bus serves Yubara; check the date-specific schedule and plan the return trip before setting out.
- Tattoo policy
- No strong, current first-party rule was confirmed in the profile; contact the facility before visiting if this affects your plans.
Spring & water temperature
- Spring-source temperature
- Not published.
- Bathing temperature
- No fixed pool temperature is published.
- Spring source
- The spring rises beneath the building; a formal source name is not published.
- Spring classification
- Alkaline simple spring.
- pH
- 9.3.
- Flow rate
- Not published.
- Water handling
- The facility uses its underground natural spring in the men's and women's public baths. It also has a family bath, but treatment differences by pool are not published; do not assume every pool is source-flowing without treatment.
Bathing indications
Official spring information is general bathing guidance, not a promise of medical or cosmetic results.
Some tourism pages still show the former ¥600 adult rate; the 2026 city and local inn-association listings give ¥800. Wednesday closures may change on public holidays.
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.
