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Osaka Osaka City
Located on the 9th floor of a building in Shin-Osaka, this urban-style bathhouse features a refreshing rooftop open-air bath where the wind flows freely. Open from 6 AM, it's conveniently accessible even before work. The rhythm of dry sauna → cold plunge bath → open-air relaxation is easy to establish, and the natural hot spring water gently envelops your skin as a finishing touch. This facility offers a place to achieve a state of perfect relaxation even in a short time in the city.
TypeNatural Hot Spring
Simple hot spring (hypotonic, mildly alkaline, low-temperature spring). With a gentle texture, it's suitable for long soaks. Enjoy the breeze while soaking in the rooftop open-air bath or pot bath, providing moderate warmth and a light finish. The charm lies in experiencing a 'sense of escape' along with the urban scenery.
Sauna TypeDry Sauna
Stove TypeConvection Stove (Sauna Stone)
Capacity12people
A dry sauna equipped with a TV. The compact room retains heat well, allowing for a good sweat in a short time on the upper tier. During events, the addition of aromatic water enhances the experience. The short distance to the cold plunge bath and outdoor air bath allows for a quick and rhythmic sauna cycle.
Water QualityTap Water
Capacity3people
Closed Days: None
1-6-15 Mikuni Honmachi, Yodogawa-ku, Osaka-shi, Osaka Prefecture
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—
Osaka Osaka City
Located on the 9th floor of a building in Shin-Osaka, this urban-style bathhouse features a refreshing rooftop open-air bath where the wind flows freely. Open from 6 AM, it's conveniently accessible even before work. The rhythm of dry sauna → cold plunge bath → open-air relaxation is easy to establish, and the natural hot spring water gently envelops your skin as a finishing touch. This facility offers a place to achieve a state of perfect relaxation even in a short time in the city.
TypeNatural Hot Spring
Simple hot spring (hypotonic, mildly alkaline, low-temperature spring). With a gentle texture, it's suitable for long soaks. Enjoy the breeze while soaking in the rooftop open-air bath or pot bath, providing moderate warmth and a light finish. The charm lies in experiencing a 'sense of escape' along with the urban scenery.
Sauna TypeDry Sauna
Stove TypeConvection Stove (Sauna Stone)
Capacity12people
A dry sauna equipped with a TV. The compact room retains heat well, allowing for a good sweat in a short time on the upper tier. During events, the addition of aromatic water enhances the experience. The short distance to the cold plunge bath and outdoor air bath allows for a quick and rhythmic sauna cycle.
Water QualityTap Water
Capacity3people
Closed Days: None
1-6-15 Mikuni Honmachi, Yodogawa-ku, Osaka-shi, Osaka Prefecture
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