A day-use hot spring with 100% natural hot spring water flowing directly from the source, where you can totonou amid gentle nature
Shizuoka Makinohara City
"Sagara Umare Onsen Kaikan" is a day-use hot spring facility in Nishihagi, Makinohara City, Shizuoka Prefecture. Surrounded by the gentle natural beauty of Makinohara, it boasts 100% natural hot spring water from its own source, delivered directly from the spring with no added water. The pale brownish tea-colored water has a rich, silky texture and is beloved as a hot spring that helps keep you warm thanks to its excellent moisturizing effect. The weekly alternating large baths, filled with the warmth of wood, are equipped with a sauna, where you can slowly work up a sweat while surrounded by the scent of wood. It also features a cold plunge bath with a generous flow of water and an outdoor air bath area where you can feel the air of the forest.
TypeNatural Hot Spring
The facility offers its own spring water from underground as 100% source-direct flow with absolutely no added water. The pale tea-brown hot spring has a thick, silky texture and outstanding moisturizing benefits, and it has long been cherished as a famous spring for childbearing and safe delivery. There are two baths, Haginoyu, a warm wooden bath, and Ashikanoyu, which features a rock-built outdoor bath. Both are spacious and full of an open, airy feel.
Sauna TypeDry Sauna
Stove TypeInfrared Heater
Capacity10people
The softly warm interior is filled with gentle, mild heat, so you can slowly work up a sweat without feeling stifled. A subtle woody fragrance and a quiet atmosphere are its defining features, making it a body-friendly sauna space where you can reset your daily fatigue while taking deep breaths.
Water QualityTap Water
Capacity2people
A cold plunge bath in a direct-flow style, located right in front of the sauna. Tap water is used generously in a continuous flow, keeping the water consistently fresh and clear. There is almost no chlorine smell, and the feel on the skin is clean and smooth. After cooling down your heated body, you can achieve totonou with an outdoor air bath in the open-air space, embraced by crisp air and a gentle breeze.
Closed Days: None
〒421-0508 Shizuoka Prefecture, Makinohara City, Nishihagi 672-1
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 moreA day-use hot spring with 100% natural hot spring water flowing directly from the source, where you can totonou amid gentle nature
Shizuoka Makinohara City
"Sagara Umare Onsen Kaikan" is a day-use hot spring facility in Nishihagi, Makinohara City, Shizuoka Prefecture. Surrounded by the gentle natural beauty of Makinohara, it boasts 100% natural hot spring water from its own source, delivered directly from the spring with no added water. The pale brownish tea-colored water has a rich, silky texture and is beloved as a hot spring that helps keep you warm thanks to its excellent moisturizing effect. The weekly alternating large baths, filled with the warmth of wood, are equipped with a sauna, where you can slowly work up a sweat while surrounded by the scent of wood. It also features a cold plunge bath with a generous flow of water and an outdoor air bath area where you can feel the air of the forest.
TypeNatural Hot Spring
The facility offers its own spring water from underground as 100% source-direct flow with absolutely no added water. The pale tea-brown hot spring has a thick, silky texture and outstanding moisturizing benefits, and it has long been cherished as a famous spring for childbearing and safe delivery. There are two baths, Haginoyu, a warm wooden bath, and Ashikanoyu, which features a rock-built outdoor bath. Both are spacious and full of an open, airy feel.
Sauna TypeDry Sauna
Stove TypeInfrared Heater
Capacity10people
The softly warm interior is filled with gentle, mild heat, so you can slowly work up a sweat without feeling stifled. A subtle woody fragrance and a quiet atmosphere are its defining features, making it a body-friendly sauna space where you can reset your daily fatigue while taking deep breaths.
Water QualityTap Water
Capacity2people
A cold plunge bath in a direct-flow style, located right in front of the sauna. Tap water is used generously in a continuous flow, keeping the water consistently fresh and clear. There is almost no chlorine smell, and the feel on the skin is clean and smooth. After cooling down your heated body, you can achieve totonou with an outdoor air bath in the open-air space, embraced by crisp air and a gentle breeze.
Closed Days: None
〒421-0508 Shizuoka Prefecture, Makinohara City, Nishihagi 672-1
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