Hita, Oita
Ogase Natural Onsen Senraku
A river-facing public bath with eight private family baths in rock, cut-stone and hinoki styles. It stays open late, though the site is a short drive from Hita Station rather than a walk-up stop.
Check before bathing
- Opening hours
- Weekdays 11:00–24:00; weekends and holidays 10:00–24:00. Last admission 23:00. Public bath: adult ¥600. Private baths: 50 minutes for ¥1,900 (rock or cut stone) or ¥2,100 (hinoki); extensions are ¥200 per 10 minutes.
Spring & water temperature
- Spring-source temperature
- Not published.
- Bathing temperature
- Not published.
- Spring source
- Senraku Onsen; a formal individual source name was not confirmed.
- Spring classification
- Sodium bicarbonate-chloride spring; weakly alkaline and low-tonicity.
- pH
- Exact value not published.
- Flow rate
- Not published.
- Water handling
- The family baths are described as fully source-flowing and refilled after each group. Fixed bath temperatures and further pool-by-pool treatment details are not published. The family baths have river views, but the current text does not establish that every room is open-air or semi-open-air.
Refilling after each group is an operating practice, not a water-quality or microbiological safety certification.
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.
