Unagi Pond / Unagi Onsen
A lake with a mysterious atmosphere, about 4.2km in circumference, located in the mountains about 4km southwest of Ibusuki city. The Onsen on the banks is the only simple sulfur spring in the Ibusuki area and is said to be effective against skin diseases. It is also famous that Saigo Takamori was cured by hot water.
https://www.ibusuki.or.jp/spa/public/unagi/
Healthy land open-air bath
"Tamatebako Onsen"
Healthy Land has an area of about 10ha and is composed of a multipurpose open space, hot springs, a recreation center, a restaurant, etc. The recreation hall has large Western-style and Japanese-style baths, as well as family baths, and is fully equipped with a sauna, low-frequency bath, bubble bath, and event space.
3340 Yamagawafukumoto, Ibusuki City, Kagoshima Prefecture
0993-35-3577
http://www.seika-spc.co.jp/healthy/