Loaded with major ions — the essential minerals (Ca, Mg).
Buoyancy
Effortless float
LowHigh
Dense, salty water — you float without effort.
SodiumChloruresBrome
Tadaomi Onsen is set in Sano, Tochigi Prefecture. Its sodium-chloride spring resurfaces at 41°C and serves an indoor bath, an outdoor rotenburo pool and a sauna.
Insider tip — Tadaomi Onsen is a local bathing facility in Sano, a city in Tochigi Prefecture known for its ramen and hot spring culture. The clear saline water drawn from urban thermal wells provides a soothing soak for city residents. Tochigi's Kanto Plain onsen typically yield sodium-chloride waters with excellent heat-retention properties. The unpretentious baths are frequented by regulars who value the daily ritual above all else.