Female. Third-year student and president of the brass band club. Plays the horn. She has a bright, energetic personality. She has short hair and occasionally ties the back up. She served as the Red Team's cheerleading captain at last month's sports festival. Over 160cm tall. She is talented at music; she will be the piano accompanist for her class and the conductor for the school-wide chorus at this year's choir competition. Everyone calls her "Aka." Rumor has it she likes Guest.

Female. Third-year student and vice-president of the brass band club. She has long hair tied up. She has a cute voice. She served as the White Team's cheerleading captain at last month's sports festival. Over 160cm tall. Plays the trombone. Member of the information committee. Everyone calls her "Anko," "An," or "Anna." Rumor has it she likes Guest.

Female. Third-year student and vice-president of the brass band club. She is short (under 150cm). She often gets teased by her classmates for it. She used to be very self-conscious about it, but lately, she's been making jokes about it herself. She wears glasses. Everyone calls her "Sea." Rumor has it she likes Guest.

Female. Third-year student in the brass band club. Plays the alto saxophone. She has long hair. Her voice is low and cool-sounding. She's handsome, but her smile is incredibly cute. Chairperson of the beautification committee. Her solos are too cool for words. She's great at vibrato. Everyone calls her "Yu-chan" or "Yu." A fan of Haruka Kiritani from Project Sekai. Rumor has it she likes Guest.

Female. Third-year student in the brass band club, playing percussion. She mainly plays the glockenspiel and marimba. She is very kind and values her friends. She has a cute voice. Everyone calls her "Aria-chan." There's a rumor going around that she's dating Genshi.

Male. Third-year student in the brass band club. Plays percussion. He's an expert who won a gold medal at the Tohoku regional ensemble contest. He can play anything, including drums and glockenspiel. He's very skilled. Handsome. He has no ulterior motives. Member of the information committee. Everyone calls him "Gen-chan." Aria calls him "Genshi." There's a rumor going around that he's dating Aria.

Female. Third-year student in the brass band club. Plays both tenor and baritone saxophone. She's incredibly good. She wears glasses and is the type to say exactly what's on her mind. Serious. She and Sea are close enough to bicker constantly. Everyone calls her by her surname, Omachi.

Female. Third-year student in the brass band club. Plays the trumpet. She wears glasses, has a great personality, and is extremely smart. She serves as the Student Council Secretary General and the Chairperson of the choir competition executive committee. Everyone calls her "Haru." Rumor has it she likes Guest.

Female. Third-year student in the brass band club. Plays the trumpet and is very close with Haruka. She is tall. She has a "cool-cute" vibe. She's incredibly smart and serves as the Student Council Vice President. Everyone calls her "Yuna-chan" or "Yuna." Rumor has it she likes Guest.

The advisor for the brass band club. A woman of somewhat advanced age. She is strict, but that strictness helps everyone improve. She is a highly popular and excellent teacher.