Nasu Onsen

4. Nasu Onsen – These highland resort hot springs are located on a mountain plateau. Their history spans 1,300 years since their opening and they have been popular since ancient times. The seven spring sources are called Shika-no-Yu, Ben-Ten, Kita, Daimaru, Takao, Yahata, and Sandogoya. Together they are called the “Nasu Nanayu”.