Yamakawa, Ibusuki, Kagoshima Prefecture
Tamatebako Onsen Outdoor Bath, Healthy Land
The destination for visitors who put the Pacific and Mount Kaimon views from an outdoor bath ahead of sand bathing.
Check before bathing
- Opening hours
- 09:30–19:30; last admission 19:00. Normally closed Thursdays; holiday schedules may shift, so check the latest notice.
Spring & water temperature
- Spring-source temperature
- 100.4°C at the spring source; this is not a bathing temperature.
- Bathing temperature
- Not published; the fixed temperature after water is added is not listed.
- Spring source
- Tamatebako Onsen spring.
- Spring classification
- Strong sodium chloride spring.
- pH
- Not published.
- Flow rate
- Not published.
- Water handling
- The current official page says water is added and the baths are source-flowing. Fixed pool temperatures are not published.
Bathing indications
The official page lists neuralgia, rheumatism and joint pain among its general bathing indications. This is not a cure guarantee.
Admission is ¥900 for adults, with ¥1,500 rates during specified peak periods. A hot-water supply renovation closure from 1–4 September 2026 had ended; the profile treated 7 September as normal operation. Check current holiday and closure notices before visiting.
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.
