komori kamome, akita neru, hatsune miku, kasane teto, utau, vocaloid, commentary, 3girls, ahoge, aqua eyes, aqua hair, aqua necktie, black skirt, blonde hair, book, brown sweater vest, collared shirt, drill hair, holding, holding book, long hair, multiple girls, necktie, open mouth, red eyes, red hair, school uniform, shirt, side ponytail, skirt, sleeves rolled up, speech bubble, sweater vest, triple baka (group), twin drills, twintails, upper body, very long hair, white shirt, yellow eyes, yellow necktie