Black Shark is from the movie Latitude Zero 1969 tokusatsu film directed by Ishir? Honda with special effects by Eiji Tsuburaya and writed by Ted Sherdeman.
The movie was shot in English with most of the cast is Japanese and the actors were saying their lines phonetically.
Black Shark is captain by a guy named Kuroi and they were the villain in movie.
As you can see the name Black Shark refers to how it looks like a shark and to note this submarine does look extremely cool and evil.
The paper craft model requires 3 sheets of paper, with picture instruction guide. Most of the parts are easy to assemble. Model is made by kurosame