Katsutoshi Ejima

Katsutoshi Ejima (江島 勝敏 Ejima Katsutoshi) is an apparent student at Hope's Peak Academy and is a participant of the Terror Factory killing game.

His title is the Ultimate Banjo Player (超高校級の「バンジョー奏者」, chō kōkō kyū no "banjō sōsha" lit. Super High School Level Banjo Player).