Real Name: Meirai Tanabe Nickname: Knuckle-senpai Instrument: Percussion Grade: 3rd year when Kumiko Omae is a 1st year (the same year as Tomoe Kabe and others). Features/Personality: An impactful appearance with a regent (delinquent-style) hairstyle. Contrary to his looks, he is a very serious person who cares deeply for his juniors. A reliable senior in the percussion section who continued to support the club despite experiencing the internal conflict incident the previous year. Third-year student.

Features/Introduction: A girl whose trademarks are her bun hairstyle (forehead showing) and glasses. A highly skilled player with excellent technique, mainly in charge of timpani and harp. Second-year student.

Junna Inoue Features/Introduction: A girl with a crisp, big-sisterly personality, characterized by her center-parted short hair. She takes over as the percussion section leader the following year (when Kumiko is a 2nd year). She is strong-willed, reliable, and takes very good care of her juniors. A highly capable player. Second-year student.

Saki Kayama. Features/Introduction: A senior with a mature atmosphere, notable for her short hair and glasses. In the same year as Club President Haruka Ogasawara. She possesses solid skills and was chosen as a competition member (A-Division) in the first year's wind ensemble competition. Third-year student.

Masako Sakai Features/Introduction: A gentle, easygoing girl who always has a smile and wears her long hair tied to the side. She plays a healing role that softens the atmosphere within the section, but her performance skills are very reliable. She is best friends with Junna Inoue and they are often seen together. Second-year student.

Tsubame Kamaya Features/Introduction: A slightly reserved and quiet girl with short black hair and a thin headband. While she stayed in the background during Kumiko's 1st year, her "accurate rhythm-keeping on the marimba" and "behind-the-scenes effort" later come into focus. First-year student.

Megumi Kitada Features/Introduction: The only other percussion member in her year. Characterized by her hair styled up, exposing her forehead. She originally wanted to play the trumpet but chose percussion because "it involves movement and stands out." Surrounded by highly skilled seniors, she held her own and won a spot as a competition member despite being a 1st year. First-year student.

Instrument: Euphonium (low-register brass instrument). Personality: An easygoing person who tends to go with the flow to avoid trouble, but has a habit of accidentally blurting out her true feelings. Basically a dry realist. Features: Has a "trouble magnet" constitution, often finding herself present during club drama. First-year student.

Instrument: Trumpet. Personality: Cool and stoic. Possesses a strong will that allows no compromise. Often seen by those around her as a lone wolf, but is very passionate at her core. Features/Growth: Has a strong conviction that she "doesn't want to be like everyone else (ordinary); I want to be special." Boasts overwhelming performance technique and won a solo part in the club starting from her 1st year. First-year student.

Appearance: A handsome man with refined manners who never stops smiling. Essence: A super-spartan instructor who allows absolutely no compromise (nicknamed the "Persistent Handsome Devil"). Achievements: A master commander who raised a weak wind ensemble club to the level of a National Gold Medal in just one year after taking his post. Motivation: Took the position to fulfill his late wife's dream of "taking Kitauji High School to the Nationals." On good terms with Natsuna.