Free-flow from source
Furofushi Onsen
A private hot spring source of sodium-chloride strong saline spring containing iron. Because it is rich in iron, it oxidizes and turns reddish-brown when exposed to air. The spring water is used generously in free flow, allowing you to enjoy its rich, full-bodied bathing feel that clings to the skin. With extremely high warming and moisturizing effects, it is beloved by hot spring fans across Japan as a famed water that keeps you warm long after you get out.