This hot spring is located inside a refurbished building of the former Shonai Elementary School, which is located right next to JR Shonai Station. It is often visited by the locals to relax, and in the evening, it is often crowded with regular customers who come here after work. It is said that the hot spring water is effective for neuralgia, muscle pain, and stiff shoulder. Each men and women area has a spacious indoor bath, outdoor baths, and private baths.