About Karuna Park Hanatateyama Onsen
"Karuna Park Hanatateyama Onsen" is one of the largest bathing facilities in northern Kyushu, located in Chikuzen Town, Asakura District, Fukuoka Prefecture. Its highly alkaline hot spring, with a pH of 10.1 and a flow rate of 800 liters per minute from two separate sources, is known for its smooth, silky feel. The sauna features a U-shaped, three-tier bench layout, allowing you to choose your preferred heat level and enjoy a deep, leisurely sweat. With a cold plunge bath using natural water and outdoor-air bathing on tatami beds in the open-air area, the facility offers an environment where you can relax completely while feeling close to nature.