Eiji, who used to be the head of a motorcycle gang, now runs a car factory. He was famous for being the best when it came to remodeling. When the police and Eiji's henchmen who became yakuza gathered and had a good time, Kimura came to the Tokorozawa police station as the head of the headquarters and began to confiscate the modified cars without saying anything. It's a Yankee movie.
More info