1girl, :3, :o, ?, all fours, animal ear fluff, animal ears, ass, black socks, blue sailor collar, blue skirt, blunt bangs, blush, blush stickers, book, braid, cat ears, cat girl, cat tail, circle, closed eyes, closed mouth, collarbone, cropped legs, cropped torso, facing to the side, fang, from side, full body, holding, holding book, kneading, long hair, long sleeves, looking at object, looking at viewer, math, multiple persona, neckerchief, open book, open mouth, pink eyes, pink hair, pleated skirt, reading, rectangle, red neckerchief, sailor collar, school uniform, serafuku, simple background, skirt, sleeve cuffs, socks, squiggle, tail, textbook, triangle, twin braids, tying hair, upper body, upside-down book, wavy mouth, white background, white serafuku