A town-run hot spring embraced by the great nature of Okukuji, boasting a vast open-air bath
Ibaraki Daigo Town
Surrounded by the abundant nature of Daigo Town in Ibaraki Prefecture, Mori no Ideyu is, as its name suggests, a facility whose open atmosphere feels as if it blends right into the forest. Its greatest pride is the vast open-air bath surrounded by trees. Soaking in the stone bath made with natural rock while enjoying the fresh green of spring, autumn foliage, and snowy winter scenery, you can experience the changing seasons of Okukuji with all five senses. At night, you can spend a luxurious moment relaxing to your heart's content in the stillness while gazing up at a sky full of stars.
TypeNatural Hot Spring
An open-air bath that boasts overwhelming spaciousness. The soft water of the sodium sulfate and chloride spring is gentle on the skin and warms you from the core. Depending on the season, you can also enjoy special baths such as apple baths and tea baths.
Sauna TypeDry Sauna
Stove TypeInfrared Heater
Capacity10people
A clean, well-kept dry sauna. Its gentle heat envelops your whole body and encourages a comfortable sweat. The best part is being able to enjoy sauna time in a liberating atmosphere.
Water QualityTap Water
Capacity2people
A cold plunge bath located right next to the sauna. The crisp, cold water tightens up your heated body. Cooling down while feeling the pure air of Okukuji is exceptional.
Closed Days: None
15-12 Yada, Daigo, Kuji District, Ibaraki 319-3552, 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 town-run hot spring embraced by the great nature of Okukuji, boasting a vast open-air bath
Ibaraki Daigo Town
Surrounded by the abundant nature of Daigo Town in Ibaraki Prefecture, Mori no Ideyu is, as its name suggests, a facility whose open atmosphere feels as if it blends right into the forest. Its greatest pride is the vast open-air bath surrounded by trees. Soaking in the stone bath made with natural rock while enjoying the fresh green of spring, autumn foliage, and snowy winter scenery, you can experience the changing seasons of Okukuji with all five senses. At night, you can spend a luxurious moment relaxing to your heart's content in the stillness while gazing up at a sky full of stars.
TypeNatural Hot Spring
An open-air bath that boasts overwhelming spaciousness. The soft water of the sodium sulfate and chloride spring is gentle on the skin and warms you from the core. Depending on the season, you can also enjoy special baths such as apple baths and tea baths.
Sauna TypeDry Sauna
Stove TypeInfrared Heater
Capacity10people
A clean, well-kept dry sauna. Its gentle heat envelops your whole body and encourages a comfortable sweat. The best part is being able to enjoy sauna time in a liberating atmosphere.
Water QualityTap Water
Capacity2people
A cold plunge bath located right next to the sauna. The crisp, cold water tightens up your heated body. Cooling down while feeling the pure air of Okukuji is exceptional.
Closed Days: None
15-12 Yada, Daigo, Kuji District, Ibaraki 319-3552, 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