Central Obama Onsen, Unzen, Nagasaki
Yuyado Jōkiya
A practical stop for a public bath, a bookable private bath or a steam bath powered by Obama Onsen steam. Day-use admission is available until 21:00, but the current facility page does not publish a complete pool-by-pool treatment record. The 105°C figure describes the wider hot-spring area, not this bath's pool.
Check before bathing
- Opening hours
- Day-use baths and private baths are available from 09:00; reception closes at 21:00. Private sessions last 50 minutes. Adult public-bath admission ¥500; private bathing ¥1,000 per adult, capped at ¥2,500 per booking. Check availability before setting out.
- Access
- 14-7 Kitahonmachi, Obama, near the Obama bus stop in the center of the hot-spring town.
- Tattoo policy
- No current tattoo policy was found on the official pages. Ask the facility before visiting.
Spring & water temperature
- Spring-source temperature
- No facility-specific figure is published. The operator's 105°C description refers to Obama Onsen, not Jōkiya's individual source.
- Bathing temperature
- Not published.
- Spring source
- Obama Onsen; the individual source name is not published.
- Spring classification
- Sodium-chloride spring, as described by the operator; a full facility-specific analysis is not published.
- pH
- Not published.
- Flow rate
- Not published.
- Water handling
- The operator confirms natural hot-spring water and a steam bath using hot-spring steam. Dilution, heating, circulation and disinfection have not been fully documented for each pool.
The steam bath is a high-heat experience; avoid prolonged use if you feel unwell, have been drinking or do not tolerate heat well.
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.
