Relaxing — deep, immediate muscle release.
Loaded with major ions — the essential minerals (Ca, Mg).
Soft water — natural, classic buoyancy.
Shin-Noji Onsen in Fukushima Prefecture flows with bicarbonate thermal waters whose naturally alkaline mineral chemistry produces the skin-conditioning, smoothing bathing experience that has made bicarbonate springs among the most beloved water types in Japan's extensive onsen repertoire, celebrated as bijin no yu or hot springs of beauty for the luminous skin quality bathers often notice after immersion. Fukushima's rich volcanic and geothermal heritage encompasses a remarkable variety of spring mineral types, and Shin-Noji contributes to this diversity with its bicarbonate profile, a water character that reflects the alkaline geological formations through which the spring's thermal water travels before rising to the surface. The spring embodies the refined, aesthetically valued dimension of Japanese thermal bathing culture, where the mineral character of the water is understood as a natural cosmetic gift that rewards the bather with physical as well as spiritual renewal.