Since his early films, such as "Tetsuo: The Iron Man" (1989) and "Tetsuo II: Body Hammer" (1992), pioneered the cyberpunk genre with a crazed energy and invention, Shinya Tsukamoto has had a reputation as Japanese cinema's outlaw. While doing the occasional work for hire, he has stayed outside the industry mainstream, following his own creative impulses rather than box-office trends.