Loaded with major ions — the essential minerals (Ca, Mg).
Buoyancy
Effortless float
LowHigh
Dense, salty water — you float without effort.
SodiumChloruresBrome
Hibari Onsen is set in Sukagawa, Fukushima prefecture. Its sodium-chloride water emerges at 41°C with a pH of 7.3, alongside an indoor bath, an outdoor rotenburo and a sauna.
Insider tip — Hibari, the skylark, is a joyful name for this Sukagawa spring in a city celebrated as the peony capital of Japan. Sukagawa Botan-en showcases thousands of peonies each spring, and the novelist Osamu Tezuka once lived here; the spa sits at the crossroads of natural and cultural richness.