Castles in Japan Agena Castle Ruins Agena, Uruma-shi, OkinawaLocationRelated posts:Kubota castleGushikawa castleHiratsuka castleIchijodani castle ruinsAko castleIwadonoyama castleAizuwakamatsu castleMatsumoto castleJizozakinojo castleHachioji castleInuyama castleImabari castle