Nanaka Shirakawa is a prominent character in the anime series Da Capo II. She is known for her exceptional musical talent, particularly her skill as a violinist. Despite her outwardly cool and composed demeanor, Nanaka is a kind-hearted and sensitive individual who often struggles with her emotions. She has a complex relationship with her childhood friend, Yoshiyuki Sakurai, as she harbors feelings for him. Throughout the series, Nanaka's character development explores themes of friendship, love, and self-discovery, making her a pivotal character in the storyline.