Since 1983, Kosugi has appeared in various roles as a voice actor for video games, stunt actor in movies, and character actor in both English-language and Japanese-language films. His first movie, Revenge of the Ninja, had him playing the son of his real life father, Sho Kosugi. He even kept his real name in the movie. He has also been in other movies starring his father as well. With the intention of following in his father's footsteps, Kane trained to become a martial arts actor. Kane has an extensive martial arts background in wushu, ninjutsu, taekwondo, karate, judo and kendo.