Koichi Omiya

is the head of Omiya Konzern. He used his business connections in finance Gorgom's criminal and terrorist activities. Omiya is one of the EP Party's leaders with Ryuzaburo Sakata.
His current status is unknown following Gorgom's destruction.
==Appearances==
* Kamen Rider Black
**Episode 2: Monster Party
**Episode 3: Strange? Strange Cyborg
**Episode 7: The Restored Organism Mecha
**Episode 10: Where's Nobuhiko? (Flashback)
* Kamen Rider 1 Through RX: Big Gathering 
Category:Villains
Category:Kamen Rider Black
Category:Gorgom