A day-use onsen where you can fully enjoy the sauna and cold plunge bath in an open-air area
Saga Imari City
Imari Onsen Hakujinoyu is a large day-use onsen facility in Imari, Saga Prefecture. It offers 15 different types of baths, where you can enjoy silky, smooth hot spring water in spacious indoor baths and garden-like open-air baths. After working up a sweat in the roomy dry sauna or the steam sauna, you can immediately take a cold plunge bath and then relax outdoors on one of the many benches, a perfect flow that sauna enthusiasts highly praise.
TypeNatural Hot Spring
A sodium chloride and bicarbonate hot spring that emerges from 1,300 m underground. It is an excellent spring that leaves a thin film on the skin, giving a silky, smooth, almost satin-like feel. You can enjoy a variety of baths, including a large rock-arranged open-air bath and several different indoor baths.
Sauna TypeDry Sauna
Stove TypeInfrared Heater
Capacity20people
A spacious three-tiered dry sauna built as a standalone structure in the open-air area. Large glass windows offer views of the outdoor baths and surrounding plants. Heated by far-infrared heaters, it feels less stifling and lets you sweat comfortably and steadily.
Sauna TypeSteam Sauna
Capacity10people
A steam sauna also located in the open-air area. Filled with steam, the room offers a moist heat that differs from the dry sauna and provides a thoroughly warming experience.
Water QualityTap Water
Capacity5people
A roomy cold plunge bath located immediately beside the sauna in a semi-open-air position. While feeling the outdoor breeze, you can enjoy a cold plunge bath with a skin-hugging, smooth sensation.
Closed Days: None
2402-1 Tachibana-machi, Imari, Saga 848-0027, 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 day-use onsen where you can fully enjoy the sauna and cold plunge bath in an open-air area
Saga Imari City
Imari Onsen Hakujinoyu is a large day-use onsen facility in Imari, Saga Prefecture. It offers 15 different types of baths, where you can enjoy silky, smooth hot spring water in spacious indoor baths and garden-like open-air baths. After working up a sweat in the roomy dry sauna or the steam sauna, you can immediately take a cold plunge bath and then relax outdoors on one of the many benches, a perfect flow that sauna enthusiasts highly praise.
TypeNatural Hot Spring
A sodium chloride and bicarbonate hot spring that emerges from 1,300 m underground. It is an excellent spring that leaves a thin film on the skin, giving a silky, smooth, almost satin-like feel. You can enjoy a variety of baths, including a large rock-arranged open-air bath and several different indoor baths.
Sauna TypeDry Sauna
Stove TypeInfrared Heater
Capacity20people
A spacious three-tiered dry sauna built as a standalone structure in the open-air area. Large glass windows offer views of the outdoor baths and surrounding plants. Heated by far-infrared heaters, it feels less stifling and lets you sweat comfortably and steadily.
Sauna TypeSteam Sauna
Capacity10people
A steam sauna also located in the open-air area. Filled with steam, the room offers a moist heat that differs from the dry sauna and provides a thoroughly warming experience.
Water QualityTap Water
Capacity5people
A roomy cold plunge bath located immediately beside the sauna in a semi-open-air position. While feeling the outdoor breeze, you can enjoy a cold plunge bath with a skin-hugging, smooth sensation.
Closed Days: None
2402-1 Tachibana-machi, Imari, Saga 848-0027, 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