1girl, o, amagami, antlers, armpits, arms_behind_head, arms_up, bikini, blunt_bangs, blush, breasts, brown_eyes, brown_hair, christmas, cowboy_shot, fake_antlers, kamizaki_risa, long_hair, looking_at_viewer, navel, open_mouth, parted_lips, red_bikini, reindeer_antlers, santa_bikini, shouji_nigou, side-tie_bikini_bottom, sidelocks, small_breasts, snow, solo, standing, swimsuit