nekomamire, fukiyose seiri, misaka mikoto, toaru kagaku no railgun, toaru majutsu no index, 2girls, :<, asymmetrical docking, bell, bikini, black hair, blush, body blush, bow, breast envy, breast press, breasts, brown eyes, brown hair, christmas, cleavage, collar, cross, groin, hand on own hip, hat, hip focus, large breasts, long hair, looking at breasts, multiple girls, navel, neck bell, neck ribbon, ribbon, santa bikini, santa costume, santa hat, swimsuit