Oda Shinobu

Shinobu is an academically focused student who has been close friends with Nonoka since they were children. He is a talented piano player and works hard at his studies, due to having a disability from an injury. [spoiler]Shinobu rescued Nonoka from a drunk when she was young, and was injured as a result. He had to quit judo, and instead becomes an unofficial coach for his peers. [/spoiler]