Toya Aoyagi is a main character in the rhythm game and multimedia franchise Project Sekai: Colorful Stage! feat. Hatsune Miku. He is a talented high school student and a member of the musical group Vivid BAD SQUAD. Toya is known for his cool demeanor, reserved personality, and exceptional musical skills, especially on the piano. Throughout the story, Toya navigates his relationship with his strict father and bonds with his group members, striving to create music that resonates with people's hearts.