Collaborations between Tadao Nakamaru and Kihachi Okamoto
| Film Title | Year | Tadao Nakamaru | Kihachi Okamoto |
|---|---|---|---|
| Kill! | 1968 | Actor | Director, Writer |
| Japan's Longest Day | 1967 | Actor | Director |
| The Sword of Doom | 1966 | Actor | Director |
| Samurai Assassin | 1965 | Actor | Director |