Nagano Fujimi Town
A top-class strongly alkaline free-flowing hot spring and cold spring water bath boasting a pH of 10.3
"Yuutoron Suijin no Yu" is a day-use hot spring facility tucked into the foothills of Mount Inakodake in Fujimi Town, Suwa District, Nagano Prefecture. The bath water is a 100% free-flowing natural spring with an exceptionally high alkaline level of pH 10.3, making it a "simple sulfur spring" known as a "beauty bath" for its remarkably silky texture that makes your skin feel instantly smooth the moment you step in. The bathing area alternates between men and women on different days, and guests can enjoy a wide variety of baths, including a large open-air bath with natural stone accents. The sauna facilities include a full-fledged dry sauna in the first-floor area and an atmospheric cave-style mist sauna in the second-floor area, and guests can fully enjoy a perfect hot-and-cold contrast bathing experience with the pleasantly refreshing natural cold mineral spring cold plunge bath in the open-air area.
A luxurious 100% natural free-flowing hot spring boasting an outstanding pH of 10.3 and a strongly alkaline quality. It removes excess old sebum from the skin, leaving it smooth and supple, while the rich, mellow water promises blissful bathing. Guests can savor this famous spring to the fullest in a variety of open-air baths, including spacious baths made with natural stone.
A full-fledged dry sauna located in the first-floor open-air area, equipped with a Metos stove. Temperature management with double entrance doors helps keep the heat from escaping, while the calm, gentle dry heat slowly warms the body and encourages a pleasant sweat. Men and women alternate on different days.
A mist bath installed in an atmospheric cave-inspired space on the second floor. Abundant hot spring steam gently envelops the body, makes breathing easier, and leaves the skin amazingly fresh and hydrated. Its mild warming sensation, which places little strain on the body, is very well received.
A gentle cold plunge bath in the open-air area using natural cold mineral spring water. The set temperature is lukewarm and has a mellow feel against the skin, allowing you to relax your mind and body while soaking at leisure, almost as if lying back, without chilling your body abruptly, all while enjoying the delicious air of the highlands.
Open Year-Round
Nagano
A celebrated spot with drinkable North Alps groundwater and the nation’s top electric baths
Nagano
A premium Karuizawa resort where you can totonou in a natural hot spring with water flowing directly from the source and the forest’s spring water
Nagano
A highland hot spring resort standing by Lake Shirakaba
JAPAN'S FINEST ONSEN & SAUNA
The Finest Onsen & Sauna in Japan
61 SELECTIONS
Most of what we surveyed never even made it onto this site. This book is a further cut from what did. Our editor bathed in every onsen and sauna in it, and wrote only what they confirmed on the ground.
