Castles in Hokkaido / Castles in Japan Goryōkaku Hakodate-shi, Hokkaido.LocationRelated posts:Inuyama castleKubota castleAizuwakamatsu castleItokazu castleAzuchi castleHasedo castle ruinsMatsumoto castleKakegawa castleHara castle ruinsIwaya castleGifu castleFushimi castle