Hiro Hayami is a prominent character in the anime series Pretty Rhythm. Known for his charisma and talent, Hiro is a member of the popular idol group, Over the Rainbow. He is often seen as a charming and confident performer who captivates audiences with his stage presence. Despite his outward confidence, Hiro grapples with personal struggles and a desire to surpass his own limits. Throughout the series, he plays a crucial role in the growth and development of his fellow group members, providing both competition and inspiration.