Sone Castle Ruins (Shiroyama Park)
This castle ruins is located on the summit of Shiroyama, 180 meters above sea level, rising southwest of Sonemachi. It is a natural mountain castle also known as Jyo no Shiro, Sugijo, and Tsutsujijo. In spring, the purple azaleas bloom in abundance, offering a magnificent view of the Matawanai area. Date of construction: Muromachi period Click here for the azalea blooming situation in 2024