Japan’s Tokyo Shimbun newspaper on Wednesday reported their findings on a North Korean internal document written in the late 1990s to educate North Korean agents on how to abduct foreign targets.

According to the newspaper, the 356-page North Korean document was credited to Kim Jong Il Social Foreign Intelligence Studies and was taught in the Kim Jong Il Political-Military University, one of the most secretive North Korean intelligence institutes.

Under the section “Obtaining information through abduction,” the document emphasized the importance of abduction missions and how they should be carried out.

“To abduct the target, one has to know the target’s address,