2girls, animal ears, black cat, blinking, blouse, blue shirt, book, bow, cat, cat ears, cat tail, closed mouth, collared shirt, ear wiggle, frilled skirt, frills, full body, green background, green eyes, green hair, green skirt, hair ornament, hairband, headpat, heart, heart hair ornament, kemonomimi mode, long sleeves, lying on lap, lying on person, multiple girls, no headwear, open book, patting, petting, pink eyes, pink hair, pink skirt, red bow, red footwear, red hairband, shirt, short hair, siblings, simple background, sisters, sketch, skirt, slippers, smile, socks, tail, third eye, turning page, white socks, yellow shirt