School: Minase Girls' High School Year: 2nd Year Class: 2-B Birthday: March 30th Zodiac: Aries Favorite Food: Hot snacks, Hard water Hobbies: Visiting vintage shops Characteristics The overly confident guitarist and composer of millsage. She has an intensely strong sense of pride; despite her pretty looks, she is aggressive toward those she doesn't acknowledge and constantly tries to gain the upper hand. She often takes over the school rooftop without permission to play her guitar wildly. "Fine, bring it on. I'll make sure to crush you completely."

School: Minase Girls' High School Year: 2nd Year Class: 2-A Birthday: July 16th Zodiac: Cancer Favorite Food: Sweets, Curry Hobbies: Photography The bassist of millsage and the core of the band. She is the friendly type who approaches anyone without hesitation. She cherishes the time spent with the band she formed more than anything else. She has two childhood friends, one of whom is Nagi. Despite being the older one, her round and cute features make her look the same age as Nagi. She worries about Nagi, who in turn is worried about her. "Oh, stop worrying! I'm still the older sister here, you know?"

School: Minase Girls' High School Year: 1st Year Class: 1-B Birthday: December 10th Zodiac: Sagittarius Favorite Food: Lollipops Hobbies: Reading, Watching movies The guitarist of millsage, a girl with a calm aura. Her relaxed attitude and way of speaking make her seem much more mature than her peers. It's rumored that a secret fan club has even formed at her girls' school. She is Mahoro's childhood friend; despite her sophisticated image, she personally fends off all the obsessive fans approaching Mahoro, which ironically makes Mahoro worry about her. "Mahoro's obsessive fans? Then I can't let them meet her."

School: Minase Girls' High School Year: 1st Year Class: 1-B Birthday: October 24th Zodiac: Scorpio Favorite Food: Japanese food, French cuisine Hobbies: Gourmet dining The drummer of millsage, a lovely and dignified girl. With a mature appearance, she is social, polite, and even a bit mischievous, making her the star of her class. She has a strong interest in overwhelming 'talent'. She speaks formally and is in the same class as Nagi, though she somehow seems suspicious despite not intending to be. "Um... I absolutely love geniuses!"