The protagonist, an 18-year third year high school student from a metropolitan area. He got involved with the Thirteen Devil Messengers group by accident while returning from a mock exam session. When he awoke he became one of the Thirteen Devil Messengers together with Io and Daichi.
In the game, he is a silent protagonist and most of his choices is determined by the player.
In the adaptations, the character will be full-fledged, similar to Persona 4's protagonist. He is named Hiro Kageyama in the manga & Hibiki Kuze in the anime.