Izumi Sena is a prominent character in the popular multimedia project Ensemble Stars!, which encompasses a variety of media including anime, games, and manga. He is a member of the unit Knights and serves as the unit's leader. Izumi is known for his striking appearance and sharp demeanor, often coming across as cool and somewhat aloof. Despite his seemingly cold exterior, he deeply cares for his friends and teammates, showing a strong sense of responsibility and leadership. His unique blend of talent and charisma makes him a central figure in the series.