A hot spring inn in Oketo, where you can unwind in a free-flowing natural spring and a groundwater cold bath
Hokkaido Oketo Town
"Oketo Katsuyama Onsen Yuuyu" is a day-use hot spring facility in Oketo Town, Tokoro District, Hokkaido. Its mildly alkaline sodium-chloride and sulfate spring is offered as a free-flowing natural spring, prized for its skin-beautifying effects and excellent heat retention. After working up a good sweat in the dry sauna, you can cool down in the cold bath fed by groundwater. The open-air bath also features a reclining bath and a ceramic bath, allowing you to relax while experiencing Hokkaido's four seasons. With a restaurant and cottages on site as well, it's a place where you can take your time and enjoy the whole day.
TypeNatural Hot Spring
A mildly alkaline natural hot spring. It helps remove unnecessary dead skin cells and leaves the skin smooth, creating a skin-beautifying effect. Its sodium content helps prevent sweat from evaporating, so it retains heat well and you don't easily lose warmth after bathing. The water is changed every day, so you can always enjoy fresh bathwater.
Sauna TypeDry Sauna
Stove TypeConvection Stove (Sauna Stone)
Capacity8people
A popular dry sauna. You can sweat it out slowly while watching TV. Set in a room with the warmth of wood, it helps you reset from everyday fatigue. Sauna mats must be rented for a fee or brought by guests. In some cases, self-löyly may be available, letting you enjoy powerful heat.
Water QualityNatural Water (Groundwater, Spring, etc.)
Capacity2people
A cold bath using groundwater. Ideal for cooling down after the sauna, it is characterized by the soft feel of groundwater on the skin. Its crisp coldness refreshingly tightens your overheated body.
Closed Days: None
〒099-1254 1-5 Jomoto, Oketo Town, Tokoro District, Hokkaido
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 hot spring inn in Oketo, where you can unwind in a free-flowing natural spring and a groundwater cold bath
Hokkaido Oketo Town
"Oketo Katsuyama Onsen Yuuyu" is a day-use hot spring facility in Oketo Town, Tokoro District, Hokkaido. Its mildly alkaline sodium-chloride and sulfate spring is offered as a free-flowing natural spring, prized for its skin-beautifying effects and excellent heat retention. After working up a good sweat in the dry sauna, you can cool down in the cold bath fed by groundwater. The open-air bath also features a reclining bath and a ceramic bath, allowing you to relax while experiencing Hokkaido's four seasons. With a restaurant and cottages on site as well, it's a place where you can take your time and enjoy the whole day.
TypeNatural Hot Spring
A mildly alkaline natural hot spring. It helps remove unnecessary dead skin cells and leaves the skin smooth, creating a skin-beautifying effect. Its sodium content helps prevent sweat from evaporating, so it retains heat well and you don't easily lose warmth after bathing. The water is changed every day, so you can always enjoy fresh bathwater.
Sauna TypeDry Sauna
Stove TypeConvection Stove (Sauna Stone)
Capacity8people
A popular dry sauna. You can sweat it out slowly while watching TV. Set in a room with the warmth of wood, it helps you reset from everyday fatigue. Sauna mats must be rented for a fee or brought by guests. In some cases, self-löyly may be available, letting you enjoy powerful heat.
Water QualityNatural Water (Groundwater, Spring, etc.)
Capacity2people
A cold bath using groundwater. Ideal for cooling down after the sauna, it is characterized by the soft feel of groundwater on the skin. Its crisp coldness refreshingly tightens your overheated body.
Closed Days: None
〒099-1254 1-5 Jomoto, Oketo Town, Tokoro District, Hokkaido
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