Relax body and mind with Unazuki's famous hot spring, the "beauty bath," and a dry sauna
Toyama Kurobe City
"Grandvrio Hotel Unazuki Onsen" is a resort hotel in Unazuki Onsen, Kurobe City, Toyama Prefecture. Guests can fully enjoy one of Japan's clearest hot springs, known as the "beauty bath," in a spacious large public bath. The sauna is equipped with an authentic dry sauna, and its powerful heat encourages a pleasant sweat. A cold plunge bath is also well provided, letting you refresh your body after the sauna with a brisk, invigorating cool-down. In the quiet setting embraced by the nature of Kurobe Gorge, combining a superb hot spring with sauna time lets you spend a luxurious moment free from everyday concerns.
TypeNatural Hot Spring
A mildly alkaline simple hot spring with exceptional clarity, renowned as one of Japan's finest. Its skin-friendly texture has earned it the name "beauty bath." In the spacious indoor bath and open-air bath, you can warm yourself thoroughly while taking in the rich natural beauty of Kurobe.
Sauna TypeDry Sauna
Stove TypeConvection Stove (Sauna Stone)
Capacity6people
An authentic dry sauna with a convection stove. The room is clean and the steady heat seeps deeply into the body. Combined with the gentle bathing experience of Unazuki Onsen, you can enjoy a deeper sense of relaxation and totonou.
Water QualityTap Water
Capacity2people
A cold plunge bath kept at a pleasantly cool temperature. It instantly refreshes a body heated by the sauna and brings a brisk, revitalizing cool-down. In the clean tub, you can enjoy a soothing alternating hot-and-cold bath to your heart's content.
Closed Days: None
〒938-0282 Toyama Prefecture, Kurobe City, Unazuki Onsen 7-26
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
Relax body and mind with Unazuki's famous hot spring, the "beauty bath," and a dry sauna
Toyama Kurobe City
"Grandvrio Hotel Unazuki Onsen" is a resort hotel in Unazuki Onsen, Kurobe City, Toyama Prefecture. Guests can fully enjoy one of Japan's clearest hot springs, known as the "beauty bath," in a spacious large public bath. The sauna is equipped with an authentic dry sauna, and its powerful heat encourages a pleasant sweat. A cold plunge bath is also well provided, letting you refresh your body after the sauna with a brisk, invigorating cool-down. In the quiet setting embraced by the nature of Kurobe Gorge, combining a superb hot spring with sauna time lets you spend a luxurious moment free from everyday concerns.
TypeNatural Hot Spring
A mildly alkaline simple hot spring with exceptional clarity, renowned as one of Japan's finest. Its skin-friendly texture has earned it the name "beauty bath." In the spacious indoor bath and open-air bath, you can warm yourself thoroughly while taking in the rich natural beauty of Kurobe.
Sauna TypeDry Sauna
Stove TypeConvection Stove (Sauna Stone)
Capacity6people
An authentic dry sauna with a convection stove. The room is clean and the steady heat seeps deeply into the body. Combined with the gentle bathing experience of Unazuki Onsen, you can enjoy a deeper sense of relaxation and totonou.
Water QualityTap Water
Capacity2people
A cold plunge bath kept at a pleasantly cool temperature. It instantly refreshes a body heated by the sauna and brings a brisk, revitalizing cool-down. In the clean tub, you can enjoy a soothing alternating hot-and-cold bath to your heart's content.
Closed Days: None
〒938-0282 Toyama Prefecture, Kurobe City, Unazuki Onsen 7-26
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