Osaka Osaka City
A starry-sky sauna and natural hot spring with views over Osaka City from a rooftop open-air bath on the 14th floor
"Hinatanoyu Osaka Universal Bayside" is a bathing facility in Konohana Ward, Osaka City, Osaka Prefecture. Located on the top floor of a 14-story building, it offers six types of baths for both men and women, including an alkaline simple hot spring drawn from 1,000 meters underground known as the "beauty bath," all while taking in the glittering nightscape of the city and the open sky. The sauna room is designed like a planetarium, with LED lights recreating a star-filled ceiling, and it also features automatic löyly and aufguss. An open-air rest area where you can feel the pleasant sea breeze is also popular.
A luxurious natural hot spring bubbling up from 1,000 meters underground. The spring quality is alkaline simple hot spring, and the water feels very soft on the skin, making it popular as a "beauty bath" that leaves you smooth after bathing. From the rooftop open-air bath on the 14th floor, you can enjoy an exceptional relaxation experience while taking in a panoramic view of Osaka’s cityscape, the glittering night scenery, and a sky full of stars.
A dreamlike sauna room that feels like a planetarium, with beautiful starry skies recreated on the ceiling using LEDs and fiber optics. It features automatic löyly, which fills the room with powerful heat waves along with lighting effects during set times. Aufguss service is also offered, so you can enjoy soothing waves of heat. It has a tower-style layout, allowing you to sweat on whichever level you prefer.
A cold plunge bath located right next to the sauna room, allowing for a smooth flow through the bathing area. Set at a pleasantly cool temperature, it quickly cools down your heated body. It has a moderate depth, so you can fully submerge yourself. In summer, special events are also held to lower the water temperature even further for a stronger cooling sensation. Access to the outdoor scenic relaxation area is excellent.
[Day-use bathing] 7:00-24:00 (last admission 23:00)
