Ukita Hideie
The castle was built by the Japanese generals Ukita Hideie and Tōdō Takatora as an outpost during the second invasion of Korea in 1597. The castle was constructed using mud and stone with a footprint of 120,600 ㎡ for the outside castle (Hangul : 외성) 2502m for the inside castle (Hangul : 내성) 1342m. The site consists of 3 outside mud castles (Hangul:외곽성 or 토석성), 3 main stone castles (Hangul: 본성 석성) and 12 castle gates. It is the only castle preserved among 26 Japanese castles in the southern region.