Loaded with major ions — the essential minerals (Ca, Mg).
Buoyancy
Effortless float
LowHigh
Dense, salty water — you float without effort.
SodiumChloruresBrome
Kakegawa Tsumagoi Onsen Shinrin no Yu is located in Kakegawa, Shizuoka Prefecture. The sodium-chloride water surfaces at 40°C, shared between an indoor bath, an outdoor rotenburo bath and a sauna.
Insider tip — In the castle town of Kakegawa, famous for Japan's first European-style castle reconstruction and its deep-rooted artisan tea culture, Shinrin no Yu (forest bathing waters) immerses visitors in the mountain woodland between the Pacific coast and the volcanic uplands; pair the forest onsen with a tea ceremony at one of Kakegawa's renowned tea gardens.