There is an indoor bath, an open-air bath, a sauna, and a cold bath.

The biggest attraction of Tombo-no-Yu is its location surrounded by nature. The facility is located near Karuizawa Wild Bird Forest and is surrounded by rich nature. From the open-air bath, you can enjoy the sounds of trees and wild birds.

Tombo-no-yu hot water is slightly alkaline and soft. It is also said to have beautifying effects, making it popular among women.