Find totonou with one of the prefecture’s leading beauty baths, boasting a pH of 10.2, and a variety of saunas
Fukushima Kawauchi Village
"Kawauchi no Yu" is a village-operated day-use hot spring facility in Kawauchi Village, Fukushima Prefecture. Its biggest draw is the incredible alkaline hot spring known as the "beauty bath," with a pH of 10.2, offering an exceptional bathing experience that leaves the skin feeling incredibly smooth. The sauna facilities are also excellent, with a high-temperature sauna that lets you work up a thorough sweat, plus a mineral-rich rock salt sauna. After heating up, cool your body down in the cold plunge bath and enjoy a blissful moment in the quiet, natural surroundings. There is also a spacious 90-tatami-mat rest area, so you can relax comfortably all day long.
TypeNatural Hot Spring
A strong alkaline natural hot spring with a pH of 10.2, making it one of the leading springs in Fukushima Prefecture. It has excellent cleansing properties and gently removes old dead skin cells, which is why it is known as a "beauty bath." The water feels extremely smooth, and you can feel your skin becoming silky the moment you step in. You can fully enjoy its superb spring quality in the many indoor baths and the open-air bath with a liberating atmosphere.
Sauna TypeDry Sauna
Stove TypeConvection Stove (Sauna Stone)
Capacity12people
A full-fledged high-temperature sauna where you can really feel the heat. The dry warmth envelops your whole body, promoting efficient sweating in a short time. With wide seating, you can sit back comfortably and enjoy a relaxing time while watching TV. Its powerful heat makes it a favorite even among sauna enthusiasts.
Sauna TypeSalt Sauna
Capacity8people
A comfortable medium-temperature sauna decorated with rock salt on the walls. The mineral-infused air released from the rock salt gently yet thoroughly warms your body. Compared with a high-temperature sauna, it feels less stifling, making it ideal for those who want to take their time and work up a sweat. A soothing space where detox benefits can also be expected.
Water QualityTap Water
Capacity2people
A crisp, cold cold plunge bath located right next to the sauna. It quickly cools down your heated body and tightens the blood vessels, bringing a refreshing sense of renewal. The clean bathtub lets you fully enjoy the hot-and-cold alternating bath experience with the sauna. The flow to outdoor air bathing after the cold plunge is also smooth.
Closed Days: Tuesday
501 Koyamadaira, Aza Kamikawauchi, Kawauchi Village, Futaba District, Fukushima 979-1201
Gender Access
Gender Separated
Curated by an expert who visits onsen and sauna facilities every day and has explored 300+ locations — only facilities confirmed to be truly exceptional are featured.
Learn more
Find totonou with one of the prefecture’s leading beauty baths, boasting a pH of 10.2, and a variety of saunas
Fukushima Kawauchi Village
"Kawauchi no Yu" is a village-operated day-use hot spring facility in Kawauchi Village, Fukushima Prefecture. Its biggest draw is the incredible alkaline hot spring known as the "beauty bath," with a pH of 10.2, offering an exceptional bathing experience that leaves the skin feeling incredibly smooth. The sauna facilities are also excellent, with a high-temperature sauna that lets you work up a thorough sweat, plus a mineral-rich rock salt sauna. After heating up, cool your body down in the cold plunge bath and enjoy a blissful moment in the quiet, natural surroundings. There is also a spacious 90-tatami-mat rest area, so you can relax comfortably all day long.
TypeNatural Hot Spring
A strong alkaline natural hot spring with a pH of 10.2, making it one of the leading springs in Fukushima Prefecture. It has excellent cleansing properties and gently removes old dead skin cells, which is why it is known as a "beauty bath." The water feels extremely smooth, and you can feel your skin becoming silky the moment you step in. You can fully enjoy its superb spring quality in the many indoor baths and the open-air bath with a liberating atmosphere.
Sauna TypeDry Sauna
Stove TypeConvection Stove (Sauna Stone)
Capacity12people
A full-fledged high-temperature sauna where you can really feel the heat. The dry warmth envelops your whole body, promoting efficient sweating in a short time. With wide seating, you can sit back comfortably and enjoy a relaxing time while watching TV. Its powerful heat makes it a favorite even among sauna enthusiasts.
Sauna TypeSalt Sauna
Capacity8people
A comfortable medium-temperature sauna decorated with rock salt on the walls. The mineral-infused air released from the rock salt gently yet thoroughly warms your body. Compared with a high-temperature sauna, it feels less stifling, making it ideal for those who want to take their time and work up a sweat. A soothing space where detox benefits can also be expected.
Water QualityTap Water
Capacity2people
A crisp, cold cold plunge bath located right next to the sauna. It quickly cools down your heated body and tightens the blood vessels, bringing a refreshing sense of renewal. The clean bathtub lets you fully enjoy the hot-and-cold alternating bath experience with the sauna. The flow to outdoor air bathing after the cold plunge is also smooth.
Closed Days: Tuesday
501 Koyamadaira, Aza Kamikawauchi, Kawauchi Village, Futaba District, Fukushima 979-1201
Gender Access
Gender Separated
Curated by an expert who visits onsen and sauna facilities every day and has explored 300+ locations — only facilities confirmed to be truly exceptional are featured.
Learn more