A secluded single inn located in Nanao City on the Noto Peninsula, featuring a rare natural radon-containing hot spring in the Hokuriku region. The spring water naturally flows from 600 meters underground and is used 100% kakenagashi (free-flowing source) with no chlorination or dilution. The spring quality is sodium-calcium chloride spring (containing radon) with a source temperature of 46 degrees Celsius. With a total ionic concentration exceeding 20,000mg, this is an extremely concentrated hot spring characterized by its cloudy, silky water. Certified by the Japan Hot Spring Heritage Conservation Association and selected as a 'Health-Promoting Inn' by the Private Sector Vitality Development Organization. This cozy 7-room ryokan allows overnight guests to bathe 24 hours (using heat exchanger). A hidden hot spring inn where you can enjoy Noto's rich nature and concentrated mineral waters.