While the full list changes slightly year to year, three names are consistently at the apex of the leaderboard. These are the must-visit locations for serious bathers.
Beppu features the largest number of hot spring vents in the world outside of Yellowstone. While it is famous for its boiling tourist "hells," the city is packed with historic public bathhouses where pure, mineral-laden water flows non-stop for pennies per visit. 6. Shima Onsen (Gunma Prefecture) gensenfuro 13 top