EntityQ30926451· pop 5· linked from 40 articlesAgena CastleSign in to savecastle in Uruma, Okinawa Prefecture, JapanConnectionsMonument of JapanEntitygeographic coordinate systemEntityInternational Standard Book NumberEntityOkinawaEntityOCLC, Inc.EntityOkinawanEntityRyukyu KingdomEntityarchaeological excavationEntityShuri CastleEntityUrumaEntityOkinawa IslandsEntityAmami IslandsEntitygusukuEntitySakishima IslandsEntityShō ShinEntityNakijin CastleEntityZakimi CastleEntityNakagusuku CastleEntityKatsuren CastleEntityRyukyuan religionEntityCategoriesCastles in Okinawa PrefectureHistoric Sites of JapanRuined castles in Japan