Tetora Nagumo is a student at Yumenosaki Academy and a member of the idol unit Akatsuki in the Ensemble Stars! franchise. He is known for his earnest and hardworking personality, always striving to improve himself and support his friends. Despite his sometimes clumsy nature, Tetora is determined and loyal, often acting as a reliable junior to his seniors. In the series, he plays a key role in Akatsuki’s performances and contributes to the group’s strong sense of unity and discipline.