Shinjuku outlaw: Step On the Gas
is a 1970 Japanese film directed by Toshiya Fujita.
Two years ago, Yuji Nishigami was in prison for an injury, and now finally released on parole. A stranger(Nao Matsukata) is waiting for his return from prison. Nao recently failed in a deal, and was robbed Marijuana and his partner Shuhei. Nao asks Yuji to solve the incident together.