Bath
TypeNatural Hot Spring
A amber-colored sodium chloride spring made with 100% of the facility's own source water. The silky, slightly viscous water keeps you warm even after leaving the bath and leaves your skin smooth and refreshed.
One of the largest löyly saunas in the Rokkō area, plus a 100% natural spring "beauty bath" from its own source
Ibaraki Kamisu City
"Natural Hot Spring Rokkono-yu," created within the grounds of Art Hotel Kashima Central, is a relaxing space where the latest facilities and traditional onsen culture come together. Its private spring, which wells up from deep underground, is known as a tea-colored "beauty bath," and you can luxuriate in 100% natural hot spring water without any added water. A highlight is the spacious löyly sauna equipped with a stove made by the global sauna manufacturer Harvia. Enjoy an authentic heat-wave experience and the double refreshment effect of a high-quality onsen.
TypeNatural Hot Spring
A amber-colored sodium chloride spring made with 100% of the facility's own source water. The silky, slightly viscous water keeps you warm even after leaving the bath and leaves your skin smooth and refreshed.
Sauna TypeDry Sauna
Stove TypeConvection Stove (Sauna Stone)
Capacity20people
A full-fledged sauna boasting some of the largest space in the Rokkō area. The powerful heat from the Harvia stove and regular löyly sessions let you enjoy a deep, enveloping sweat experience.
Water QualityTap Water
Capacity4people
A generously sized cold plunge bath located right next to the sauna room. The thoroughly chilled water gently yet powerfully cools down the body temperature driven to its limit by the löyly.
Closed Days: None
314-0144 4-7-1 Onohara, Kamisu, Ibaraki 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
One of the largest löyly saunas in the Rokkō area, plus a 100% natural spring "beauty bath" from its own source
Ibaraki Kamisu City
"Natural Hot Spring Rokkono-yu," created within the grounds of Art Hotel Kashima Central, is a relaxing space where the latest facilities and traditional onsen culture come together. Its private spring, which wells up from deep underground, is known as a tea-colored "beauty bath," and you can luxuriate in 100% natural hot spring water without any added water. A highlight is the spacious löyly sauna equipped with a stove made by the global sauna manufacturer Harvia. Enjoy an authentic heat-wave experience and the double refreshment effect of a high-quality onsen.
TypeNatural Hot Spring
A amber-colored sodium chloride spring made with 100% of the facility's own source water. The silky, slightly viscous water keeps you warm even after leaving the bath and leaves your skin smooth and refreshed.
Sauna TypeDry Sauna
Stove TypeConvection Stove (Sauna Stone)
Capacity20people
A full-fledged sauna boasting some of the largest space in the Rokkō area. The powerful heat from the Harvia stove and regular löyly sessions let you enjoy a deep, enveloping sweat experience.
Water QualityTap Water
Capacity4people
A generously sized cold plunge bath located right next to the sauna room. The thoroughly chilled water gently yet powerfully cools down the body temperature driven to its limit by the löyly.
Closed Days: None
314-0144 4-7-1 Onohara, Kamisu, Ibaraki 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