Saigou Ryouta (才郷良太 Saigō Ryōta?) is a minor character introduced in Toaru Majutsu no Index. A member of Anti-Skill, he is first seen along with Sugiyama Edao another member of Anti-Skill during the Academy City Invasion Arc, and is most notably known to be a witness to Accelerator murdering a Hound Dog, which turns Accelerator into a wanted suspect.