Sumoto Castle (Sumoto City, Hyogo Prefecture)
Overview (History, Features, and Attractions) Sumoto Castle is a castle ruin in Sumoto City, Hyogo Prefecture. It is one of the mountain castles (hill castles) located in the central part of Awaji Island. Built during the Sengoku period, it served as a key transportation and defense point for Awaji Island. During the Edo period, the entire island came under the control of the Tokushima Domain (Hachisuka clan).