It is a 3-tiered, 3-story free-standing multi-level tower-type keep standing approximately 14.5 meters, being the second shortest 3-tiered castle tower after that of Hirosaki-jo Castle (approximately 14.4 meters high) and was built on top of the stonewall castle, which is 66 meters tall.
独立式層塔型3重3階の天守で、高さは約14.5メートルと弘前城天守（高さ約14.4メートル）の次に低い三重天守であるが、総高66メートルある総石垣の城の頂上に建てられている。