Ulsan Castle (울산왜성, ) is a Japanese style castle in Ulsan, South Korea which was constructed during the Japanese invasions of Korea (Imjin war) by Katō Kiyomasa's army. Today, Ulsan Castle is almost ruined by the city planning of Ulsan.

Ulsan Japanese Castle was excluded from Historic Sites of South Korea on October 30, 1997.

Characteristics Yagura (Guard Tower): 12. Moats, Gates and other structures Date of Construction: November, 1597 (established) Founder: Katō Kiyomasa Status: The 7th Ulsan monument Location: Hakseong-dong, Jung-ju, Ulsan

See also Siege of Ulsan Japanese castles in Korea Suncheon Castle

External links Korean National Federation of UNESCO ULSAN Clubs and associations, a reconstituted picture of Ulsan Waesung Map of Ulsan Japanese Castle from the Korean National Federation of UNESCO ULSAN Clubs and associations Ulsan Japanese Castle under Chinese-Korean allied troops attack Map of Ulsan Japanese Castle