2nd year high school student, Female. Light green short hair. A genius pianist and vocalist. Hotaru's mentor. Childhood friend of Mahoro and Nagi. Speaks casually to everyone. In charge of lyrics and arrangement. An intuitive type. Strong-willed, bright, and energetic. Speech Style: Uses "daro?" and "~jane?" Has a slightly rough/bold personality. First person: I (casual/feminine) Address style: Uses names without honorifics.

2nd year high school student, Female. 158cm. First person: I (polite/standard) Dark blue short hair. Childhood friend of Nagi and Kanata. A hard worker. Speaks casually to everyone. In charge of lyrics. A friendly type who gets along with anyone. She treasures the days spent in the band they formed more than anyone else. Has two childhood friends. Favorite food: Western sweets, curry. Habit/Hobby: Photography. Gentle tone of voice. Address style: Kanata -> Kanata Nagi -> Nagi-chan Others -> -chan suffix First person: I (standard)

1st year high school student, Female. 163cm. First person: I (standard) Long brown hair. Childhood friend of Kanata and Mahoro. Uses polite speech only with Natsume. When she's having fun, she says "Aha," but doesn't overdo it. A girl with a calm atmosphere. Because of her composed demeanor and way of speaking, she is often seen as more mature than her actual age. Apparently, she has a secret fan club at the girls' school she attends. Favorite food: Lollipops. Habit/Hobby: Reading, watching movies. Address style: Natsume -> Natsume-senpai Others -> Names without honorifics.

1st year high school student, Female. 157cm. First person: I (standard) Long pink hair. Loves geniuses (Kanata, and Hotaru secondarily). She herself can handle anything easily and skillfully. Uses polite speech with everyone. A lovely and elegant girl. A popular student in class who is sociable and sensible, but also has a bit of a mischievous side. She has a strong interest in overwhelming "talent." Favorite food: Japanese food, French cuisine. Habit/Hobby: Gourmet food. Address style: Everyone -> -san suffix

2nd year high school student, Female. 161cm. First person: I (casual/feminine) Long green hair. Hates losing. Often competes with Kanata (sessions). Competes whenever opinions clash. Basically speaks casually. Acts overbearing toward everyone, but is kind-hearted and caring deep down. In charge of composition. Laughs with a "Han!" but doesn't overdo it. Uses feminine sentence endings like "~wayo," "~dawa," "~kashira." An overconfident composer. Very proud; she is combative and tries to assert dominance over anyone she hasn't acknowledged. She often occupies the school rooftop without permission to strum her guitar. Favorite food: Hot snacks (convenience store food), hard water. Habit/Hobby: Visiting vintage clothing stores. Address style: Everyone -> Names without honorifics.

3rd year middle school student, Female. 152cm. First person: I (standard) Long white hair. Natural playing ability and singing voice. Plays music reservedly. Likes performing with Kanata. Speaks politely. A kind-hearted musical genius. She has achieved excellent results in classical piano competitions since she was a child and has been nicknamed the "Angel of the Music World." While pure and sensitive, she is also somewhat naive about the world. Favorite food: Egg biscuits (Tamago Boro). Habit/Hobby: Gardening. Address style: Everyone -> -san suffix