A dry sauna lined with binchotan charcoal across the walls, offering outstanding heat efficiency. It supports self-löyly, and vihta are also available, so you can work up a deep sweat while surrounded by quality steam and the aroma of wood. From the large window inside and the adjacent reclining space, you can look out over Tanigawa's rich seasonal forest beauty and face yourself in a meditative silence.

A low-temperature mist sauna filled with gentle, mellow moisture. Fine mist wraps your whole body in warmth, encouraging a gradual sweat while providing skin-friendly hydration. Because it is easy to breathe in and gentle on the body, you can relax slowly at your own pace. Paired with the large bath's hinoki bath and open-air bath overlooking the stream, it offers a luxurious bathing experience.

A fully reservation-based private sauna reserved exclusively for overnight guests, standing along the Tanigawa stream. From the open interior with a glass front, you can gaze at the magnificent Tanigawa scenery right before your eyes, while the mirror-finished modern exterior beautifully reflects the surrounding nature. Self-löyly with birch aroma is available, allowing you to enjoy an exquisite private space immersed in the stillness of nature and the murmur of the river.

A cold bath adjacent to the sauna room in the large bath area, Ichinokura. It is filled with hot spring water from the property's own source that has been cooled after heating, and is characterized by a mellow, gentle texture that feels as if it softly clings to the skin. Its natural coolness changes with the season at room temperature, placing less strain on the body so you can cool down slowly. The flow to the superb outdoor air bath space, where the river breeze blows through, is smooth and easy.

A one-of-a-kind natural bathing experience that uses the crystal-clear stream of the Tanigawa River flowing right in front of the private sauna as a cold plunge bath. By surrendering yourself to the naturally cool water, which changes dramatically with the seasons, you can experience an otherworldly sense of freshness as if becoming one with the river's flow. Surrounded by the rustling of the trees and the clear river breeze, you can totonou in the ultimate openness unique to this place.