Hoshinooka Onsen
An alkaline simple hot spring that wells up from 1000 m underground. At the outdoor Source Bath you can luxuriously enjoy this high-quality water flowing directly from the source. This beautifying hot spring is expected to help remove old skin keratin, and it is reputed to leave the skin smooth after bathing. In addition to the garden open-air bath surrounded by nature, you can fully enjoy the hot spring's benefits and relaxation in a variety of baths including a carbonated bath and a medicinal herbal bath.