A designer sento wrapped in the greenery and water of Komae, with a medicinal stone sauna and a natural water cold plunge bath
Tokyo Komae City
"Komaeyu" is a designer sento in Komae, Tokyo that reopened in April 2023 after a renovation. The stylish space is defined by its pale green custom tiles inspired by Komae's abundant water and greenery. The sauna features walls lined with medicinal stone and an authentic automatic löyly setup, along with fragrant seating made from domestically grown hinoki cypress. The cold plunge bath, cooled with natural water from Komae, is 90 cm deep in the men's bath and offers outstanding cooling power. With high-concentration carbonated spring water and an indoor relaxation area equipped with spot coolers, it delivers an indulgent, meticulously crafted escape for deep relaxation.
Sauna TypeDry Sauna
Stove TypeConvection Stove (Sauna Stone)
Capacity12people
A luxurious sauna room with walls lined with medicinal stone and the fragrance of domestically grown hinoki cypress. Its automatic löyly function maintains the ideal level of humidity and heat at all times, encouraging high-quality sweating. Thoughtful lighting and modern interiors create an immersive sauna experience that helps you forget the everyday.
Water QualityNatural Water (Groundwater, Spring, etc.)
Capacity4people
A cold plunge bath luxuriously cooled with Komae's abundant natural water. Its crisp chill of around 14°C and the soft touch unique to natural water are part of its appeal. The men's bath is 90 cm deep, making it an authentic, highly efficient facility where you can cool down your whole body thoroughly.
Closed Days: Tuesday
1F Hasegawa Building, 1-12-6 Towaizumi, Komae City, Tokyo 201-0014
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 designer sento wrapped in the greenery and water of Komae, with a medicinal stone sauna and a natural water cold plunge bath
Tokyo Komae City
"Komaeyu" is a designer sento in Komae, Tokyo that reopened in April 2023 after a renovation. The stylish space is defined by its pale green custom tiles inspired by Komae's abundant water and greenery. The sauna features walls lined with medicinal stone and an authentic automatic löyly setup, along with fragrant seating made from domestically grown hinoki cypress. The cold plunge bath, cooled with natural water from Komae, is 90 cm deep in the men's bath and offers outstanding cooling power. With high-concentration carbonated spring water and an indoor relaxation area equipped with spot coolers, it delivers an indulgent, meticulously crafted escape for deep relaxation.
Sauna TypeDry Sauna
Stove TypeConvection Stove (Sauna Stone)
Capacity12people
A luxurious sauna room with walls lined with medicinal stone and the fragrance of domestically grown hinoki cypress. Its automatic löyly function maintains the ideal level of humidity and heat at all times, encouraging high-quality sweating. Thoughtful lighting and modern interiors create an immersive sauna experience that helps you forget the everyday.
Water QualityNatural Water (Groundwater, Spring, etc.)
Capacity4people
A cold plunge bath luxuriously cooled with Komae's abundant natural water. Its crisp chill of around 14°C and the soft touch unique to natural water are part of its appeal. The men's bath is 90 cm deep, making it an authentic, highly efficient facility where you can cool down your whole body thoroughly.
Closed Days: Tuesday
1F Hasegawa Building, 1-12-6 Towaizumi, Komae City, Tokyo 201-0014
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