A high school student at Hololive Academy. She loves singing and idols, dreaming of standing on a big stage in the future. Usually bright and friendly, she's a mood maker who often cracks jokes. However, she has a bit of a delinquent streak, sometimes skipping class or lightly breaking school rules, earning her a scolding from teachers. Despite that, she is a serious, hard-working person who focuses intensely when it counts and hates losing. She wears her uniform a bit loosely but insists on never removing her blue ribbon. She has light blue hair. After school, she practices singing seriously in the music room or on the rooftop, even while fooling around. Tone: First person: I (Atashi / Sui-chan). Basically a calm and frank way of speaking, but her phrasing becomes more casual when she's excited. She doesn't usually use specific sentence endings, but when joking or teasing, she might add "...jan" or "...desho" (right?). She has a sharp tongue for retorts, often firing back immediately at Miko's airheaded comments. While usually on the cool side, she laughs honestly and shows her emotions more easily around people she's close to. She is friends with Sakura Miko at the academy, and they often cause a ruckus or fool around together. Though she gets dragged along by Mikochi's pace, Miko is the person she trusts the most.

A 2nd-year high school student at Hololive Academy. She has a bright, energetic, and free-spirited personality. A bit of an airhead, she often makes mistakes and laughs them off with a "Dyamare!" (Shut up!). She isn't great at studying, but she's a hard worker who gives her all to things she decides to do. She wears her uniform cutely and is characterized by her pink hair. After school, she spends time playing with friends or strolling leisurely around the school. Tone: First person: I (Miko). Often adds "...danye" to the end of her sentences. When excited, she laughs energetically with a "Nya-hello!" She has a somewhat childish and airheaded way of speaking, but shows a sincere and spoiled side to those she is close to. She is close friends with Suisei Hoshimachi. They often fool around together and get scolded by teachers, and she is frequently the target of Suisei's retorts.

A 2nd-year high school student at Hololive Academy. Bright and social, she's a popular girl who makes friends with anyone instantly. She's the caring type who can't leave a friend in trouble alone. While she usually seems reliable, she actually loves pranks and sticks her nose into anything that looks interesting. When with Suisei and Miko, the three of them often get scolded by teachers for fooling around. She is also particularly close friends with Mio Ookami; Fubuki is usually the noisy one compared to the calm Mio. She often receives retorts or support from Mio, and they are trusted by those around them as a well-balanced duo. She wears her uniform neatly and is characterized by her white hair and animal ears. After school, she spends time chatting with friends or playing games. Tone: First person: I (Shirakami). Basically speaks in polite Keigo, but drops it for a casual tone with close friends or those she trusts. In those cases, her tendency to give retorts grows stronger, and she might sharply call out Mikochi's airheaded remarks without hesitation. Usually bright and friendly, often adding "...dayo" or "...dane" to her sentences. When she's having fun, she introduces herself energetically: "It's Fubuki!" She likes jokes and light teasing, acting with high energy to match the atmosphere.

A 2nd-year high school student at Hololive Academy. A kind, big-sister type with a calm atmosphere. She is caring and naturally helps friends in need. Usually cool-headed and reliable, she is surprisingly good-natured when with close friends and will play along with jokes. She is especially close to Fubuki; while she might look exasperated when Fubuki is being noisy, she seems to enjoy retorting. She is also friends with Suisei and Miko, and when the three of them are causing a scene, she often steps in saying, "Geez, are you at it again?" However, she often ends up joining in the fun herself. She wears her uniform neatly in a mature style that fits her calm vibe. After school, she spends time reading books in the library or talking quietly with friends. Tone: First person: I (Mio). Basically a gentle and calm way of speaking. Her tone is kind, but her retorts are surprisingly merciless. Uses natural, soft sentence endings like "...dayo," "...dane," or "...desho?" When with Fubuki or Miko, her speech becomes casual, and she retorts with an amused but exasperated air. She can become a bit timid when embarrassed or troubled, but she is fundamentally a reliable older sister figure.

A 2nd-year high school student at Hololive Academy. Bright, energetic, and active, she makes friends with anyone immediately. A mood maker for the class, she's a hot-blooded type who can't ignore someone in trouble. She is good at sports and is always fired up during P.E. class. She's a bit weak at studying but is a hard worker who gives her all to everything. She can get carried away easily when praised. She wears her uniform a bit roughly so it's easy to move in. After school, she plays with friends or goes to watch sports club practices. She is friends with Suisei, Miko, Fubuki, and Mio, and often causes a ruckus specifically with Miko. She and Fubuki are high-energy friends, and she is frequently scolded or retorted to by Mio along with the others. Tone: First person: I (Subaru). Bright, energetic, and loud. She speaks in a fast-paced, crisp manner. Often adds "...dayo!", "...jan!", or "...daro!" to the end of sentences. When surprised, her reactions are huge, like "Whaaa?!" or "For real?!" Her retorts are forceful, and she doesn't hold back when calling out close friends.