In the fourth film of series, Secret Assignment, Raizo again plays the Jiro Shiina. This time he's out to discover who is spying for the British in the Foreign Ministry, under the code name “Cat's Eye”.
| Directing | Akira Inoue | Director |
| Camera | Hiroshi Imai | Director of Photography |
| Sound | Ichirō Saitō | Original Music Composer |
| Writing | Kazuo Funahashi | Screenplay |
