Eric, an American, arrives at an international tourist hotel and loses his self-defense Colt. It was Kudaira, a beggar, who discovered it, and immediately sold it to Matsuko - another pauper. Soon, the weapon that moves from hand to hand, becomes a tool of many crimes.
| Directing | Tokujirō Yamazaki | Director |
| Writing | Nobuyoshi Terada | Screenplay |
| Writing | Junichi Yoneya | Screenplay |
| Writing | Masuo Maeda | Screenplay |
| Crew | Umeo Matsuhashi | Cinematography |
| Sound | Keitaro Miho | Music |
| Editing | Mutsuo Tanji | Editor |
| Directing | Masuo Maeda | Assistant Director |