Tenjinyama Castle (Bizen)
is the remains of a castle structure in Wake, Okayama Prefecture, Japan. Its ruins have been protected as a Prefectural Historic Sites. The castle was built by Urakami Munekage. Munekage expanded his territory base in the castle. But in 1575, Tenjinyama castle was attacked by Ukita Naoie who was former senior vassal of Munekage and Munekage escaped to Harima. References Castles in Okayama Prefecture Historic Sites of Japan Former castles in Japan Ruined castles in Japan Ukita clan Designated historic sites of Okayama Prefecture