1boy, 1girl, all_fours, animal_costume, animal_hood, antlers, artist_name, belt, black_eyes, black_hair, boots, box, breasts, brown_eyes, brown_hair, christmas, cross-laced_footwear, crossed_legs, detached_sleeves, fake_antlers, full_body, fur-trimmed_boots, fur-trimmed_headwear, fur-trimmed_skirt, fur_trim, gekota, gift, gift_box, hat, hetero, hood, human_chair, human_furniture, isshi_pyuma, kamijou_touma, lace-up_boots, medium_hair, merry_christmas, misaka_mikoto, navel, open_mouth, red_footwear, red_skirt, reindeer_antlers, reindeer_costume, reindeer_hood, sack, santa_boots, santa_hat, short_hair, sitting, sitting_on_person, skirt, small_breasts, spiked_hair, strapless, stuffed_animal, stuffed_frog, stuffed_toy, teeth, thighhighs, toaru_kagaku_no_railgun, toaru_majutsu_no_index, tube_top, upper_teeth_only, white_thighhighs