4girls, ahoge, antenna_hair, black_legwear, blue_hair, blush, brown_eyes, brown_hair, cake, closed_eyes, food, glasses, green_eyes, hand_up, happy_birthday, head_rest, leg_up, long_hair, multiple_girls, onigiri, panties, short_hair, sitting, skirt, smile, sweatdrop, thighhighs, tray, underwear