This article is about a/an villain in Kamen Rider Black.

Soichiro Akizuki (秋月 総一郎, Akizuki Sōichirō) is an archaeologist and friend of Kohtaro Minami's Birth father, Soichiro joined Gorgom to financially support his archaeological projects.

He was assassinated by the Spider Mutants under Gorgom's orders for disobeying their orders for he realized that they were an organization of evil.