- Reigon: Devil of the Seabed (1966) [unmade; with Shunichi Yukimuro]
- Gappa (1967) [with Gan Yamazaki]
- The War in Space (1977) [with Hideichi Nagahara]
- King of Monsters: Resurrection of Godzilla (1977) [unmade]
This is a list of references for Ryuzo Nakanishi. These citations are used to identify the reliable sources on which this article is based. These references appear inside articles in the form of superscript numbers, which look like this: 
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