A beauty bath with free-flowing water from the source, and a Finnish-style sauna echoing with powerful auto-löyly
Yamagata Shonai Town
"Shonai Town Gallery Onsen Machiyu," located in Shonai Town, Higashitagawa District, Yamagata Prefecture, is a bathing facility where modern design and art come together. Its signature natural hot spring is a skin-friendly alkaline simple spring offered as free-flowing water straight from the source. The sauna is an authentic Finnish-style sauna, introduced for the first time in Yamagata Prefecture, and features a powerful auto-löyly that activates every 30 minutes. The gentle steam wraps around your whole body and encourages a pleasant sweat. The cold plunge bath is a free-flowing mix of source water and tap water, and the seasonal changes in water temperature are one of its charms. The facility also includes a gallery, allowing you to refresh both body and mind while surrounded by art.
TypeNatural Hot Spring
A beauty bath made from alkaline simple spring water, offered as free-flowing water straight from the source. It has a gentle feel and leaves your skin feeling moisturized. The temperature is adjusted to around 41-42°C, so children and older adults alike can soak comfortably at their own pace. In the open main bath and open-air bath, you can fully enjoy the fresh hot spring water.
Sauna TypeDry Sauna
Stove TypeConvection Stove (Sauna Stone)
Capacity10people
An authentic Finnish-style sauna introduced for the first time in Yamagata Prefecture. It is equipped with a Metos Izness stove, and auto-löyly activates every 30 minutes. The rising steam increases the humidity inside the room, enveloping the entire body in a pleasant wave of heat. Even with a relatively low temperature setting, the high humidity allows you to sweat efficiently, making it enjoyable for everyone from sauna beginners to enthusiasts.
Water QualityNatural Water (Groundwater, Spring, etc.)
Capacity2people
A free-flowing cold plunge bath that mixes source water and tap water. The water temperature changes with the seasons, so you can enjoy refreshing coolness in summer and crisp coldness in winter. The deep tub lets you cool down thoroughly after sauna use. Its soft feel, thanks to the minerals in the source water, helps provide a comfortable transition into a state of totonou.
Closed Days: None
Doteshita-35-2 Amarume, Shonai, Higashitagawa District, Yamagata 999-7781, 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 beauty bath with free-flowing water from the source, and a Finnish-style sauna echoing with powerful auto-löyly
Yamagata Shonai Town
"Shonai Town Gallery Onsen Machiyu," located in Shonai Town, Higashitagawa District, Yamagata Prefecture, is a bathing facility where modern design and art come together. Its signature natural hot spring is a skin-friendly alkaline simple spring offered as free-flowing water straight from the source. The sauna is an authentic Finnish-style sauna, introduced for the first time in Yamagata Prefecture, and features a powerful auto-löyly that activates every 30 minutes. The gentle steam wraps around your whole body and encourages a pleasant sweat. The cold plunge bath is a free-flowing mix of source water and tap water, and the seasonal changes in water temperature are one of its charms. The facility also includes a gallery, allowing you to refresh both body and mind while surrounded by art.
TypeNatural Hot Spring
A beauty bath made from alkaline simple spring water, offered as free-flowing water straight from the source. It has a gentle feel and leaves your skin feeling moisturized. The temperature is adjusted to around 41-42°C, so children and older adults alike can soak comfortably at their own pace. In the open main bath and open-air bath, you can fully enjoy the fresh hot spring water.
Sauna TypeDry Sauna
Stove TypeConvection Stove (Sauna Stone)
Capacity10people
An authentic Finnish-style sauna introduced for the first time in Yamagata Prefecture. It is equipped with a Metos Izness stove, and auto-löyly activates every 30 minutes. The rising steam increases the humidity inside the room, enveloping the entire body in a pleasant wave of heat. Even with a relatively low temperature setting, the high humidity allows you to sweat efficiently, making it enjoyable for everyone from sauna beginners to enthusiasts.
Water QualityNatural Water (Groundwater, Spring, etc.)
Capacity2people
A free-flowing cold plunge bath that mixes source water and tap water. The water temperature changes with the seasons, so you can enjoy refreshing coolness in summer and crisp coldness in winter. The deep tub lets you cool down thoroughly after sauna use. Its soft feel, thanks to the minerals in the source water, helps provide a comfortable transition into a state of totonou.
Closed Days: None
Doteshita-35-2 Amarume, Shonai, Higashitagawa District, Yamagata 999-7781, 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