Loaded with major ions — the essential minerals (Ca, Mg).
Buoyancy
Effortless float
LowHigh
Dense, salty water — you float without effort.
SodiumChloruresBrome
Yamato Onsen Hoyo Center Iide no Yu is in Kitakata, Fukushima Prefecture. Its sodium-chloride water emerges at 41°C, pH 7.3. The venue includes an indoor bath, an outdoor rotenburo and a sauna.
Insider tip — In Kitakata, the Aizu city world-famous for its 4,200 historic clay-walled kura storehouses and its distinctive shoyu ramen broth, Iide no Yu provides thermal relaxation after exploring one of Japan's most distinctive architectural landscapes; the Iide mountain range visible from the Aizu plain inspired the name, and the sake and lacquerware traditions of Kitakata complete a full cultural day.