Tokachigawa Onsen Sanyoan is a resort located in Japan’s northernmost island of Hokkaido. 

Tokachigawa Onsen Sanyoan provides a private open-air onsen for their guests and guests will have 3 different types of rooms that they can choose from. Special room with private open-air bath, Japanese-style room with private Japanese cypress bath and Western-style room with private Japanese cypress bath. To create a luxurious level of relaxation for its guests, guests are also free to choose the preferred pillow type they wish to use. 

The hot springs used in this hotel consists of Botanical moor and is not common in hot springs. These hot springs are usually known as spas for beauty as it has skin smoothening and moisturizing effects. 
 

The hotel emphasizes on the use of all 5 senses. With the use of the open kitchen, guests can be able to see, touch, smell, taste and hear. Ingredients used are all specially chosen from the Tokachi and Hiroo regions. The menu is also being changed every 2 months.