Onsen areasKyushu & OkinawaNagasakiKyushu & OkinawaNagasaki1 onsen areaNagasakiUnzen Onsen雲仙温泉Nagasaki highland onsen inside Unzen-Amakusa National Park (Japan's first, 1934). Steam vents of the Unzen Jigoku spread through the town center.5 placesKyushu & Okinawa — Onsen areasFukuokaSagaKumamotoOitaMiyazakiKagoshimaOkinawa
