Kaneda Castle

 was a Korean-style fortress located in Tsushima, Nagasaki prefecture. Kaneda castle has been designated as being of national special significance.
History.
Kaneda Castle was built by Yamato court. Following the defeat of Yamato Japan in the 663 battle of Hakusukinoe by an alliance of Tang China and the Silla, Emperor Tenji ordered the construction of defenses against a possible invasion of them.
The castle was listed as one of the Continued Top 100 Japanese Castles in 2017.