Most modern hot springs use filtration and circulation systems to maintain water levels. However, a true uses water that flows directly from the earth into the tub without being recycled, diluted with tap water, or chemically treated. It is "living water," rich in minerals and therapeutic properties. The Gensenfuro 13: Top Destinations for Your Itinerary
Always wash thoroughly before entering the tub to keep the source water pristine. gensenfuro 13 top
Travelers here can complete a "nine-bath tour" for good luck. Each bathhouse has a different source and mineral profile, all maintaining strict Gensenfuro standards. 12. Dogo Onsen (Ehime) Most modern hot springs use filtration and circulation
While specific rankings can fluctuate based on seasonal water quality and traveler reviews, the following locations consistently dominate the "Top 13" list for their historical significance and water purity. 1. Kusatsu Onsen (Gunma) The Gensenfuro 13: Top Destinations for Your Itinerary
Famous for its 13 public "Soto-yu" baths, this village is run by the community. The water is scalding hot and incredibly pure, directly piped from the Ogama source. 11. Shibu Onsen (Nagano)
With the highest discharge rate in Japan, Beppu is a geothermal wonderland. The variety of mineral compositions here is unmatched, ranging from mud baths to steam-enriched waters. 4. Arima Onsen (Hyogo)