♂ m

The son of an instrument technician who decided to pursue music due to his admiration for his father and is currently an aspiring pianist. After a series of events that led him to cross-dress, he became the school's new music teacher while simultaneously attending as a student. He has a calm dem... read more

The son of an instrument technician who decided to pursue music due to his admiration for his father and is currently an aspiring pianist. After a series of events that led him to cross-dress, he became the school's new music teacher while simultaneously attending as a student. He has a calm demeanor and a gentle personality. He feels immense gratitude towards his sister, who supported his ability to study overseas. He tries his best as a teacher due to his serious personality. To be chosen as a member of the quartet, he trains overtime and spares no effort.

♀ f

A gentle and demure Ojou-sama who exudes an adult charm. Due to her magnanimity, she is admired just like a “Holy-mother” by the younger students. Last year she was the president of the student council. Despite her airily personality she is diligent at her core. She is the leader of the group of ... read more

A gentle and demure Ojou-sama who exudes an adult charm. Due to her magnanimity, she is admired just like a “Holy-mother” by the younger students. Last year she was the president of the student council. Despite her airily personality she is diligent at her core. She is the leader of the group of students who work at the 'backstage,' doing all kinds of preparation for the events.

♀ f

A cheerful undergrad who is always all smiles and sometimes use a thick and round glasses. She doesn’t concern herself with trivial matters, prioritizing her own chosen responsibilities instead. She likes charms and old things. While walking in the city, if she spots something that she feels that... read more

A cheerful undergrad who is always all smiles and sometimes use a thick and round glasses. She doesn’t concern herself with trivial matters, prioritizing her own chosen responsibilities instead. She likes charms and old things. While walking in the city, if she spots something that she feels that holds good fortune, she doesn’t hesitate to run toward it, showing the youthful enthusiasm of a girl her age. She and Koishikawa Tamane are cousins.

♀ f

Misaki’s class mate. A bright, energetic and responsible person. She has a high sense of initiative and always naturally help those who are in trouble. She has a high popularity due to her personality and ability of reaching up to anyone with no sense of discrimination. She likes to make music to... read more

Misaki’s class mate. A bright, energetic and responsible person. She has a high sense of initiative and always naturally help those who are in trouble. She has a high popularity due to her personality and ability of reaching up to anyone with no sense of discrimination. She likes to make music together with everyone and will do her best to succeed in the school festival.

♀ f

Misaki’s class mate. She doesn’t show much affection and keeps a cool front. Her dignified expression gives a lasting impression. She is pure at heart but her detached way of speaking brings her many misunderstandings. She is doted as a cat by her close friends. In fact, she is cat like. When it... read more

Misaki’s class mate. She doesn’t show much affection and keeps a cool front. Her dignified expression gives a lasting impression. She is pure at heart but her detached way of speaking brings her many misunderstandings. She is doted as a cat by her close friends. In fact, she is cat like. When it comes to playing the piano, she has a talent that even surprises Misaki. She is well talked in the school since the time of her enrolling. She holds high ambition towards music that’s why she won’t uphold no compromise when it comes to training for the quartet.

♀ f

Misaki’s class mate. She is good with dealing with people and has a pure personality. She often laughs and talk and like interesting things. She talks respectfully to the teachers and those above her while not forgetting to maintain her “senpai” image. She also has diligent side to her personalit... read more

Misaki’s class mate. She is good with dealing with people and has a pure personality. She often laughs and talk and like interesting things. She talks respectfully to the teachers and those above her while not forgetting to maintain her “senpai” image. She also has diligent side to her personality. She is friendly with Sayaka since the later enrolled into the school. They are always together even in class, and are considered a good “combination” by those around them. She loves dogs and despite not being able to keep one at home, she secretly takes care of an abandoned dog that is near the dormitory. She is innocent when it comes to love, among the members she is the most “pure-hearted” maiden.

♀ f

Misaki's older sister. She works as a music teacher at Shinou Academy. She is the one who invited the protagonist to take on her role as the music teacher at Shinou Academy while she was on maternity leave

♀ f

♀ f

She is the school principal and has been friends with Shiori since their school days.

♀ f

♀ f

♀ f

She works as the school nurse and has been friends with Shiori since their school days. She enjoys drinking sake and constantly teases Misaki.