The famous hot spring of the Asuka period and self-löyly
Yamaguchi Mine City
This is a healing inn where you can enjoy the famous Yuno Kuchi Onsen, which has a history of 1,400 years dating back to the Asuka period. The hot spring, said to have been discovered by the ancestor of the Ouchi clan, is set at a slightly lukewarm temperature, making it perfect for a long, relaxing soak. It also features a self-löyly sauna, a rare amenity among inns in Yamaguchi Prefecture. With a gentle cold plunge bath using natural spring cold water and a spacious wooden deck where you can unwind under a sky full of stars, you can enjoy an exceptional refreshment time.
TypeNatural Hot Spring
A highly alkaline simple weak radioactive cold mineral spring that has continued since the Asuka period. Known as a beautiful-skin hot spring, it can be enjoyed in a slightly lukewarm temperature for a long, leisurely soak.
Sauna TypeDry Sauna
Stove TypeConvection Stove (Sauna Stone)
Capacity6people
A self-löyly-compatible sauna introduced for the first time at an inn in Yamaguchi Prefecture. Although the temperature is set low, löyly encourages a pleasant sweat, allowing you to enjoy it comfortably for a long time.
Water QualityHot Spring Water
Capacity2people
This cold plunge bath uses the hot spring source directly in its cold-water form. Its hallmark is the mild, soft feel on the skin, unique to natural spring water.
Closed Days: None
1071 Mana, Mitō Town, Mine City, Yamaguchi 754-0122
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
The famous hot spring of the Asuka period and self-löyly
Yamaguchi Mine City
This is a healing inn where you can enjoy the famous Yuno Kuchi Onsen, which has a history of 1,400 years dating back to the Asuka period. The hot spring, said to have been discovered by the ancestor of the Ouchi clan, is set at a slightly lukewarm temperature, making it perfect for a long, relaxing soak. It also features a self-löyly sauna, a rare amenity among inns in Yamaguchi Prefecture. With a gentle cold plunge bath using natural spring cold water and a spacious wooden deck where you can unwind under a sky full of stars, you can enjoy an exceptional refreshment time.
TypeNatural Hot Spring
A highly alkaline simple weak radioactive cold mineral spring that has continued since the Asuka period. Known as a beautiful-skin hot spring, it can be enjoyed in a slightly lukewarm temperature for a long, leisurely soak.
Sauna TypeDry Sauna
Stove TypeConvection Stove (Sauna Stone)
Capacity6people
A self-löyly-compatible sauna introduced for the first time at an inn in Yamaguchi Prefecture. Although the temperature is set low, löyly encourages a pleasant sweat, allowing you to enjoy it comfortably for a long time.
Water QualityHot Spring Water
Capacity2people
This cold plunge bath uses the hot spring source directly in its cold-water form. Its hallmark is the mild, soft feel on the skin, unique to natural spring water.
Closed Days: None
1071 Mana, Mitō Town, Mine City, Yamaguchi 754-0122
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