(PJSK AU) Aoyagi Akira , Toya's nephew . A pianist , playing the role of playing the keyboard for a band named "Synth" along with other members (Soramiya Haruna(guitar/vocalist) , Natsuhina Marisa(drummer) andnd Fuyusaki Hikaru(bassist)) . Faced with family issues where they expected him of taking a role in the science field and not music . The band consists of close friends (Haruna , Hikaru and Akira were close friends before they met Marisa) and they once had a friend named Seiya but died during childhood due to drowning .