kei (keigarou), original, 00s, 1girl, 2006, antlers, bag, belt, cape, christmas, cloak, dress, female focus, full body, fur trim, hat, hood, hooded cloak, horns, leg up, long sleeves, looking at viewer, merry christmas, miniskirt, mittens, outdoors, patterned legwear, pom pom (clothes), red dress, red eyes, reindeer, running, sack, santa costume, santa hat, simple background, skirt, snow, solo, standing, standing on one leg, striped clothes, striped thighhighs, thighhighs, white background, white hair, zettai ryouiki