Ryuzaburo Sakata

is a politician who used his political and non-political connections in performing tasks that Gorgom could not expose themselves into, such as kidnapping or assassination. He was responsible for leading a pro-Gorgom political party known as the EP Party with Koichi Omiya.
Following Gorgom's destruction, Sakata's fate is unknown.
==Appearances==
* Kamen Rider Black
**Episode 2: Monster Party
**Episode 3: Strange? Strange Cyborg
**Episode 6: The Secret Clairvoyance Mystery
**Episode 8: The Devil's Trill
**Episode 38: Riddle!? The EP-Party Boy Squad
* Kamen Rider 1 Through RX: Big Gathering 
Category:Villains
Category:Kamen Rider Black
Category:Black Characters
Category:Gorgom