After four years overseas, Shozo returns to Japan to avenge his yakuza boss who was assassinated by his own treacherous top man, Kurawaki. The resulting battle leaves both men severely injured, and Shozo awakens in a mysterious medical facility to find his arm replaced with an M61 Vulcan cannon and his leg replaced with a rocket launcher. Meanwhile, Kurawaki has been fitted with mechanical augmentations of his own. Get ready for the second round.
| Directing | Tak Sakaguchi | Director |
| Directing | Yudai Yamaguchi | Director |
| Writing | Yudai Yamaguchi | Screenplay |
| Writing | Tak Sakaguchi | Screenplay |
| Production | Yoshinori Chiba | Producer |
| Production | Toshiki Kimura | Producer |
| Production | Shuichi Takashino | Producer |
| Sound | Nobuhiko Morino | Original Music Composer |
| Crew | Masakazu Oka | Cinematography |
| Editing | Zensuke Hori | Editor |
| Writing | Ken Ishikawa | Writer |
| Directing | Satoshi Yoshida | Assistant Director |