Loaded with major ions — the essential minerals (Ca, Mg).
Buoyancy
Effortless float
LowHigh
Dense, salty water — you float without effort.
SodiumChloruresBrome
Naruyasu Onsen Ikiiki no Sato, in Yamagata, offers sodium-chloride water at 42°C, split between an indoor bath, an open-air outdoor bath and a sauna, in a quiet setting.
Insider tip — Ikiiki no Sato, the lively and vibrant village spring, captures the energetic spirit of this northern Yamagata district known for its Tohoku silk textile heritage. The facility caters equally to elderly bathers seeking wellness and to families seeking a comfortable local day out in the Mogami River basin countryside.