적내재라는 이름은 임진왜란 당시 왜적이 침공한 곳이라 해서 '적래(賊來)'라 불렀던 것에서 유래되었다고 전한다.
It is said that the name Jeoknaejae originated from what was called Jeokrae because it was the place where the Japanese invaded during the Japanese Invasion of Korea in 1592.