The high-temperature far-infrared rays warm the body from the core, allowing you to sweat thoroughly in a short time. In the quietness, your body temperature rises slowly, your vision calms, and unnecessary thoughts peel away. The flow leading to the outdoor air bath while inhaling the mountain air becomes seamless, and with each cycle, your head and body feel lighter.

A cold plunge bath using the spring water of Soni Highland, selected as one of the 'Heisei Era's Top 100 Famous Waters'. The water quality is soft, and the coldness reaches depth before sharpness. Heat quietly withdraws from the toes to the core, providing a cool-down like an afterglow. The purity of the natural water resets the entire body.