Mamiko Senoue is a student in Class 2-F at Kamiyama High School. She appears in the story as an actor cast in the class film that is directed by Fuyumi Irisu. Beyond her role in this school production, limited information is available about her personal background, personality, motivations, or development. Her participation in the film project represents her primary role in the narrative, and no further notable abilities, key relationships, or character growth are documented in the available material.