Osaka Sennan City
Relax in a natural hot spring with a scenic open-air bath and high-temperature sauna where you can feel the sea breeze
"Sennan Onsen SORA no Yu" is a hot spring facility in Sennan City, Osaka Prefecture. It is located inside SORA RINKU, a resort lodging facility near Kansai International Airport, and can be used not only by overnight guests but also for day use. The large bath is equipped with a high-temperature sauna and a cold plunge bath, allowing guests to comfortably wash away sweat from sports or leisure activities. The open-air bath offers a panoramic view of the sea, making it the facility's greatest attraction as you enjoy a liberating bath while feeling the sea breeze. The spring water is a simple hot spring that is gentle on the skin and helps soothe both body and mind from deep within.

A large bath using a simple hot spring that is gentle and comfortable on the skin. It is equipped with an indoor bath and an open-air bath, and the open-air bath in particular offers a stunning panoramic view of the sea. By surrendering yourself to the natural hot spring while feeling the pleasant sea breeze, you can enjoy a blissful, deeply relaxing time as the fatigue from sports and leisure slowly melts away.

A dry-style high-temperature sauna where you can feel a strong heat. Using it after sports or leisure activities encourages a pleasant sweat and helps loosen the feeling of fatigue throughout the body. In a quiet space where you can slowly face the heat, it provides an ideal environment for refreshing both body and mind.

A crisp, refreshing cold plunge bath installed right next to the sauna. It cools down the body warmed by the high-temperature sauna in a brisk, refreshing way. After repeating the hot-and-cold contrast bathing cycle between the sauna and the cold plunge bath, you can head to the open-air area and enjoy outdoor air bathing while feeling the sea breeze.
[Day-use bathing] 10:00-13:00, 16:00-19:00 (last admission 18:30)
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JAPAN'S FINEST ONSEN & SAUNA
The Finest Onsen & Sauna in Japan
64 SELECTIONS
Most of what we surveyed never even made it onto this site. This book is a further cut from what did. Our editor bathed in every onsen and sauna in it, and wrote only what they confirmed on the ground.