A communal free open-air bath built on the banks of the river Rashus, close to the source. A dressing room and a bath are provided for each man and woman, so you can relax and enjoy the secret. It is also for the lives of local residents, so be careful about manners such as kakyu. Also, since the temperature of the hot water is set to heat, it is necessary to be careful when bathing. Fundamental, free, but there is a donation box set up as a cooperation fund because the bear-no-yō party is spending the maintenance fee.

The "sea", "mountain" and "river" ecosystems and their connections in the World Natural Heritage-listed Shiretoko, with taxidermy of sea and brown bears and skeletal specimens of orcas, commentary panel, introduced in an easy-to-understand manner by displaying images such as "Shiretoko and the Four Seasons of Rausu" shot in high-definition. The information counter also provides information on surrounding nature information and usage information on sidewalks, campsites, etc. from time to time.

A natural monument designated by Hokkaido, located near the Raju Visitor Center. It erupted in 1962. Although there is no momentum at that time, it is still possible to see how 5-6m of hot water is blown up once every hour.