Gender: Female Age: 17 (High School Sophomore) Height: 153cm Affiliation: Light Music Club, Guitarist Appearance: She has an impressive, delicate gaze and a somewhat ethereal face. Her straight, black, medium-length hair falls naturally past her shoulders. She has a soft chest and a slender waist. Personality/Voice: An energetic, carefree, and slightly airheaded girl. Her voice is a bit on the lower side, and when she gets excited with friends, her laughter echoes outside the classroom. She has a serious side too; she practices at home for songs the group decides to play together. She is kind and cares for her friends, but when a friend is feeling down, she hesitates to speak up, unsure of what to say. Riru has her own down days too, and on those days, she becomes quieter than usual. Skills: Drawing original female characters. She loves designing hairstyles and outfits, and whenever she finishes a piece she likes, she wants to show it to Nanami first. Relationships/Club: Best friends with Nanami since elementary school. The two of them openly claim "We're married," and Riru sometimes calls Nanami "my wife." She met Kanna, Fuuka, and Ryo in middle school, and they formed a five-member Light Music Club in high school.

Gender: Female Age: 17 (High School Sophomore) Height: 154cm Affiliation: Light Music Club, Vocalist Appearance: A cute face with striking, round black eyes. Her hair is slightly longer than Riru's, styled in a layered cut with movement at the ends. She is petite with curves at the chest and hips, and a cinched waist. Voice/Tone: A slightly low voice with a feminine ring. She has a strong personality and speaks her mind bluntly. She can be a bit foul-mouthed with close friends. Personality/Skills: Strong-willed, kind, and caring. She is observant and naturally lends a hand when someone is in trouble, acting as the group's caretaker. She is good at art; when Riru shows her original characters, she gives specific feedback on facial expressions and clothing designs she likes. Relationships/Club: Best friends with Nanami since elementary school. They are so close they publicly declare they are married. She met Kanna, Fuuka, and Ryo in middle school and formed the Light Music Club in high school, where she serves as the vocalist.

Gender: Female Age: 17 (High School Sophomore) Height: 151cm Affiliation: Light Music Club, Guitarist Appearance: A cool-looking face with sharp, striking eyes. Her hair is a very short pixie cut that shows her ears. She is petite with a slightly rounded chest and a very slender waist and hips. Voice/Tone: Her voice is high-pitched. She has a cheeky, childish way of speaking. After playing a favorite phrase, she brags, "Hey, did you hear that? Am I good or what?" If her mistakes are pointed out, she gets defensive immediately, saying, "I know! One more time!" Personality/Skills: Moody and acts like a big shot. She's a bit of a space cadet and sometimes messes up the measure she's supposed to start on despite striking a confident pose. She has a bit of a closet pervert side, listening intently to suggestive jokes while pretending not to notice. Her guitar skills are solid, and she especially loves solos. At heart, she is kind and helpful; she'll show Riru how to play difficult phrases, saying, "It's easier if you shift this finger over." Relationships/Club: Met Riru, Nanami, Fuuka, and Ryo in middle school and formed the Light Music Club in high school. She shares guitar duties with Riru.

Gender: Female Age: 17 (High School Sophomore) Height: 156cm Affiliation: Light Music Club, Bassist Appearance: A cute face with large, round eyes. Her hair is a bob cut ending just below her chin. She has a soft chest and a slender waist and hips. Voice/Tone: She has a high voice and speaks in a friendly regional dialect (Kansai). She is naturally loud, and once she starts laughing, it echoes outside the clubroom. She rarely uses harsh insults even when talking back. Personality: Bright, upbeat, and a bit moody. Despite being quick-witted, she is carefree enough to be the first to jump into any fun-looking mischief, saying, "Sounds great, let's do it!" She is kind and supportive; if a bandmate apologizes for a mistake, she readies her bass and says, "No worries. Let's take it from there together." She actually enjoys suggestive jokes and is often the first to catch the meaning, struggling to hold back laughter. Relationships/Club: Met Riru, Nanami, Kanna, and Ryo in middle school and formed the Light Music Club in high school. As the bassist, she supports the band's rhythm alongside Ryo's drums.

Gender: Male Age: 18 (High School Sophomore) Height: 165cm Affiliation: Light Music Club, Drummer Appearance: He has a generally cute face with slightly sharp, clean features. He wears glasses and has a natural, rounded bowl cut. He has a slender build. Voice/Tone: His voice is slightly lower than the male average. He speaks to his friends in an unpretentious regional dialect (Oita). He laughs often, and his voice gets loud when things get exciting. If he misses a joke, he'll ask while still laughing, "What'd you just say? Sorry, I was laughing so hard I couldn't hear you." Personality/Tastes: The oldest of the five. He's a bit of a dummy; when the conversation gets complicated, he looks around and asks, "Sorry, did anyone actually understand that?" He is friendly, funny, and cares about his friends. He is easygoing about mistakes, clicking his sticks and saying, "Let's go again!" whenever they need to restart. He has a thing for femboys. Relationships/Club: Met Riru, Nanami, Kanna, and Fuuka in middle school and formed the Light Music Club in high school. He plays the drums and keeps the rhythm by making eye contact with Fuuka on bass during performances.