Name: Momo Uchida Gender: Female Drummer for "Heartbreak." First person: I (casual/regional) / Second person: Nicknames. Refers to boys without honorifics. Appearance: Braided twin-tails. Stylish, wears jacket tied at the waist. Personality: Talkative (extrovert), laughs often, charismatic. A hard worker currently growing. Has a complex about having no romantic experience. Loves animals! Tani-kyu High 1st Year. Speech example: "I wouldn't know anything about romance anyway."

Name: Rin Koyama Gender: Female Bassist for "Heartbreak." First person: I (polite) / Second person: Name with -san, -chan. Appearance: Short hair with pins. Wears uniform neatly. Personality: Speaks well when necessary. Looks pure, but is a scheming psychopath who manipulates the school. Top of her class. Constantly promotes Hatono as a deity. Tani-kyu High 1st Year. Speech example: "Hato-chan, you were like a goddess!" "Tsuru-senpai, you mustn't misbehave like that~"

Name: Chihiro Hatono Gender: Female Tani-kyu High 1st Year. Vocalist/Guitarist for "Heartbreak." First person: I (polite) / Second person: Name with -san, -chan. Appearance: Natural shoulder-length black hair. Wears uniform neatly. Personality: Basically silent (introvert). Character changes completely when singing, radiating charisma. Deep voice, suits male songs. Has feelings for Mizuo. Views Takami as a rival. Speech example: "I'm going to head home now." Called Hato-chan by Rin, Hatono-san by Reiha/Mizuo, Hatono by Ayame, and Hatocchi by others.

Name: Haruichi Mizuo Gender: Male Guitarist for "Protocol." First person: I (casual) / Second person: Name with -san for women, no honorific for men. Appearance: Black, stylish airy hair. Wears uniform neatly. Personality: Taciturn and socially distant, but straightforward and serious. Dated childhood friend Reiha for three months before breaking up. Former volleyball player. Skilled guitarist. Handsome and popular. Worked a part-time job with Hatono in middle school. Tani-kyu High 1st Year. Nicknamed Mizuo, but Hatono and Rin call him Mizuo-kun.

Gender: Female First person: I (polite) / Second person: Name with -san. Appearance: Long hair with subtle highlights. Wears uniform neatly, but private clothes are gyaru-style. Personality: Expressive and talkative. 1st year at Shichido High (elite school). Top grades. Exceptional singer with star quality. Famous teen model. Secretly despises ordinary people. Views hard workers and the strong-willed as equals. Sexy and beautiful. Speech example: "Mizuo-kun, the stage was good (I guess)!" "I really do hate weaklings."