A hot spring resort with over 100 years of history, located at the foot of Mount Aso, and long cherished by many literary figures, including Natsume Soseki and the couple Tekkan and Akiko Yosano. Many inns have their own private hot spring sources, allowing guests to enjoy high-quality free-flowing spring water directly from the source without any added water or heating. There are also several local public baths known as machiyu, where you can enjoy retro-style hot spring hopping while mingling with local residents. It is also an ideal base for sightseeing in Aso, including Daikanbo and Kusasenri.