1girl, alternate costume, animal, ass, back, bikini, blush, box, brown eyes, brown hair, capelet, cat, christmas, christmas ornaments, douki-chan (douki-chan), earrings, feet, from behind, full body, ganbare douki-chan, gift, gift box, gloves, hat, jewelry, kneeling, legs, looking at viewer, no shoes, ponytail, red bikini, red gloves, red socks, santa bikini, santa hat, short hair, socks, soles, solo, swimsuit, thighs, yomu (sgt epper)