A seaside hot spring resort spreading along the western side of the Shimabara Peninsula, facing Tachibana Bay. It boasts some of the highest temperatures in Japan, at around 105 degrees, as well as abundant spring output. Taking advantage of its coastal location, it offers many spectacular open-air baths with ocean views, and the beautiful sunset over Tachibana Bay is a must-see. It is also highly praised by overseas visitors for offering a unique hot spring culture experience, including the 105-meter foot bath, the longest in Japan, called Hotto Futto 105, and steamed pot experiences that make use of hot spring steam.