A highly alkaline hot spring with a source temperature of 47°C and pH 9.2, bubbling up from 1,200 meters underground. In the open-air bath, you can enjoy it as free-flowing natural spring water with no added water or heating. Rich in natural carbon dioxide, it gives you the unique sensation of your entire body being wrapped in fine bubbles when you bathe. It has strong skin-beautifying effects, leaving the skin smooth and silky, and after bathing your skin feels soft and refined. Because fresh spring water is continuously flowing in, the natural benefits of the hot spring are maximized, and it is also excellent for relieving fatigue.

A highly alkaline hot spring with a source temperature of 31.7°C and pH 9.3, boasting even higher alkalinity than Takano Onsen No. 4 Spring. In the indoor bath, an alternating circulation system is used, with the source water stored in a basin and then poured into the tub about every 15 minutes. A faint sulfur aroma lingers, and its distinctive bathing feel leaves the skin smooth and silky. The gentle temperature makes it suitable for long soaks, allowing you to warm up slowly and thoroughly. Its beautifying effects on the skin are strong, helping soften and remove old dead skin cells.