Kaminokuni-cho National Hot Spring Resort Center (Yunotai-onsen)

They are located by the clear waters of the Amanogawa River in the Yunotai district.
There are three baths, each with different temperatures (35°C, 38°C, and 42°C), as well as a cascading hot spring. This hole in the wall has high quality spring water, and an abundance of hot water, and is carbonated, a rarity in Japan.