A highly alkaline beauty bath that looks out on Fuji in an overwhelming sense of openness
Shizuoka Oyama Town
Ashigara Onsen is a municipally operated day-use hot spring facility in Oyama Town, Suntogun, Shizuoka Prefecture. From the open-air bath, you can enjoy a close-up panoramic view of majestic Mount Fuji with nothing blocking the scenery. The spring water is a simple hot spring with a high alkalinity of pH 8.8, and it is well known as a beauty bath that gently removes dead skin cells. It also has a dry sauna, making it ideal for refreshing yourself after taking in the spectacular view of Fuji. You can also see Fuji from the large windows of the indoor bath, allowing you to spend a deeply relaxing time in an open and airy atmosphere.
TypeNatural Hot Spring
A simple hot spring with a high alkalinity of pH 8.8. It is beloved as a beauty bath that leaves the skin smooth, and its gentle, mild feel makes it especially soothing. Bathing in the open-air bath with a close view of Mount Fuji offers an overwhelming sense of openness that loosens both body and mind.
Sauna TypeDry Sauna
Stove TypeConvection Stove (Sauna Stone)
Capacity12people
A dry sauna equipped with a full-fledged convection stove. Automatic löyly is performed regularly, filling the room with pleasant heat and steam. You can also enjoy the view outside through the windows, making it a high-quality sweat session in an open and relaxed atmosphere. In this clean, comfortable space, you can spend a calm moment facing yourself.
Water QualityTap Water
A crisp, cold water bath located right next to the sauna. It is deep enough to cool down your overheated body all at once. The water temperature changes with the seasons, providing just the right amount of刺激 for the after-sauna totonou experience.
Closed Days: Tuesday
456-1 Takenoshita, Oyama, Sunto District, Shizuoka 410-1313, Japan
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
A highly alkaline beauty bath that looks out on Fuji in an overwhelming sense of openness
Shizuoka Oyama Town
Ashigara Onsen is a municipally operated day-use hot spring facility in Oyama Town, Suntogun, Shizuoka Prefecture. From the open-air bath, you can enjoy a close-up panoramic view of majestic Mount Fuji with nothing blocking the scenery. The spring water is a simple hot spring with a high alkalinity of pH 8.8, and it is well known as a beauty bath that gently removes dead skin cells. It also has a dry sauna, making it ideal for refreshing yourself after taking in the spectacular view of Fuji. You can also see Fuji from the large windows of the indoor bath, allowing you to spend a deeply relaxing time in an open and airy atmosphere.
TypeNatural Hot Spring
A simple hot spring with a high alkalinity of pH 8.8. It is beloved as a beauty bath that leaves the skin smooth, and its gentle, mild feel makes it especially soothing. Bathing in the open-air bath with a close view of Mount Fuji offers an overwhelming sense of openness that loosens both body and mind.
Sauna TypeDry Sauna
Stove TypeConvection Stove (Sauna Stone)
Capacity12people
A dry sauna equipped with a full-fledged convection stove. Automatic löyly is performed regularly, filling the room with pleasant heat and steam. You can also enjoy the view outside through the windows, making it a high-quality sweat session in an open and relaxed atmosphere. In this clean, comfortable space, you can spend a calm moment facing yourself.
Water QualityTap Water
A crisp, cold water bath located right next to the sauna. It is deep enough to cool down your overheated body all at once. The water temperature changes with the seasons, providing just the right amount of刺激 for the after-sauna totonou experience.
Closed Days: Tuesday
456-1 Takenoshita, Oyama, Sunto District, Shizuoka 410-1313, Japan
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