Marshal Armor has developed a powerful Pluton Rocket that is more powerful than the H-Bomb and the Great Leader orders that it be aimed at Tokyo. Shiro and Joji become suspicious when a group of mountaineers are killed mysteriously in a remote valley. While investigating, they are attacked by mutant Crawganna who protects the Destron missile base. But, V3 and Riderman fail to stop Marshal Armor from starting the cataclysmic countdown�
| Title | You Are Rider Number 4!! |
|---|---|
| Genres | Action & Adventure Sci-Fi & Fantasy Drama |
| Release Date | 1974-02-02 |
| Episode Runtime | 00 Hours 24 Minutes |
| Season Number | 2 |
| Episode Number | 51 |
| Production Companies | TV Asahi, Toei Company, ADK, Ishimori Production |
