Breathtaking open-air baths overlooking Mt. Fuji and the fishing harbor, plus a luxurious natural groundwater cold plunge bath from the Abe River
Shizuoka Shizuoka City
"Mochimune Minato Onsen" is a day-use natural hot spring facility located at Mochimune Fishing Port in Shizuoka City. From the open-air bath, you can look out over Mt. Fuji and fishing boats passing through the harbor, and enjoy a blissful moment with a pleasant sea breeze. The sauna is a medium-temperature room designed to warm you deeply from the core with far-infrared heat. A special highlight is the cold plunge bath, which uses natural groundwater from the Abe River, also used in craft beer brewing; its mellow feel against the skin is exceptional. The building also houses a craft beer brewery.
TypeNatural Hot Spring
A sodium-calcium chloride spring that gushes from 1,000 m underground on the property. With a mildly alkaline pH of 8.3, it combines cleansing effects that help remove old dead skin cells with excellent warming and moisturizing benefits, making it a beauty-enhancing bath. The open-air bath uses 100% natural hot spring water, allowing you to warm your body to the core while enjoying views of the charming fishing harbor scenery and Mt. Fuji.
Sauna TypeDry Sauna
Stove TypeInfrared Heater
Capacity15people
A sauna room where far-infrared heat penetrates deep into the body and promotes efficient sweating. It reduces the stuffiness often associated with high-temperature saunas, allowing you to sweat slowly and comfortably in a relaxed state. Wrapped in the clean scent of wood, you can enjoy a meditative sauna time together with the tranquil atmosphere of this port town.
Water QualityNatural Water (Groundwater, Spring, etc.)
Capacity4people
A cold plunge bath lavishly filled with high-quality natural groundwater from the Abe River, also used as brewing water for craft beer. The water, kept at around 15°C, is astonishingly smooth, with a soft, skin-adhering texture that is its defining feature. This superb facility gently yet thoroughly soothes post-sauna heat, letting you experience the blessings of water that are uniquely Shizuoka.
Closed Days: None
2-18-1 Mochimune, Suruga Ward, Shizuoka City, Shizuoka Prefecture
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 moreBreathtaking open-air baths overlooking Mt. Fuji and the fishing harbor, plus a luxurious natural groundwater cold plunge bath from the Abe River
Shizuoka Shizuoka City
"Mochimune Minato Onsen" is a day-use natural hot spring facility located at Mochimune Fishing Port in Shizuoka City. From the open-air bath, you can look out over Mt. Fuji and fishing boats passing through the harbor, and enjoy a blissful moment with a pleasant sea breeze. The sauna is a medium-temperature room designed to warm you deeply from the core with far-infrared heat. A special highlight is the cold plunge bath, which uses natural groundwater from the Abe River, also used in craft beer brewing; its mellow feel against the skin is exceptional. The building also houses a craft beer brewery.
TypeNatural Hot Spring
A sodium-calcium chloride spring that gushes from 1,000 m underground on the property. With a mildly alkaline pH of 8.3, it combines cleansing effects that help remove old dead skin cells with excellent warming and moisturizing benefits, making it a beauty-enhancing bath. The open-air bath uses 100% natural hot spring water, allowing you to warm your body to the core while enjoying views of the charming fishing harbor scenery and Mt. Fuji.
Sauna TypeDry Sauna
Stove TypeInfrared Heater
Capacity15people
A sauna room where far-infrared heat penetrates deep into the body and promotes efficient sweating. It reduces the stuffiness often associated with high-temperature saunas, allowing you to sweat slowly and comfortably in a relaxed state. Wrapped in the clean scent of wood, you can enjoy a meditative sauna time together with the tranquil atmosphere of this port town.
Water QualityNatural Water (Groundwater, Spring, etc.)
Capacity4people
A cold plunge bath lavishly filled with high-quality natural groundwater from the Abe River, also used as brewing water for craft beer. The water, kept at around 15°C, is astonishingly smooth, with a soft, skin-adhering texture that is its defining feature. This superb facility gently yet thoroughly soothes post-sauna heat, letting you experience the blessings of water that are uniquely Shizuoka.
Closed Days: None
2-18-1 Mochimune, Suruga Ward, Shizuoka City, Shizuoka Prefecture
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