santa (sunflower), morishima haruka, nakata sae, nanasaki ai, tsukahara hibiki, amagami, commentary request, second-party source, 4girls, black bow, black bowtie, black eyes, black hair, black jacket, black one-piece swimsuit, black ribbon, black sailor collar, black socks, blazer, blue eyes, bow, bowtie, box, brown eyes, brown hair, cardboard box, closed mouth, collarbone, curly hair, double v, drill hair, feet out of frame, from behind, grey skirt, hair ribbon, hairband, jacket, kibito high school uniform, kneehighs, kneepits, long hair, long sleeves, looking at viewer, looking back, medium hair, multiple girls, on box, one-piece swimsuit, open mouth, pleated skirt, profile, ribbon, sailor collar, school uniform, shirt, short hair, sitting, sitting on box, skirt, skirt tug, socks, standing, swimsuit, swimsuit under clothes, thighhighs, thighs, twintails, v, white shirt, white thighhighs, winter uniform, zettai ryouiki