Japan, 1860. The men of the Mito clan, victims of the Ansei purge, anxiously prowl around the Sakurada Gate of Edo Castle with the intention of assassinating Naosuke Ii of Hikone, tairō of the Tokugawa shogunate and responsible for their misfortune.
| Directing | Kihachi Okamoto | Director |
| Camera | Hiroshi Murai | Director of Photography |
| Directing | Michio Yamamoto | Assistant Director |
| Production | Tomoyuki Tanaka | Producer |
| Writing | Shinobu Hashimoto | Screenplay |
| Sound | Masaru Satō | Original Music Composer |
| Editing | Yoshitami Kuroiwa | Editor |
| Crew | Minoru Izumi | Special Effects |
| Crew | Ryū Kuze | Fight Choreographer |
| Art | Iwao Akune | Production Design |
| Writing | Jiromasa Gunji | Book |
