1girl, o, ahoge, ass_visible_through_thighs, bikini, blue_bikini, blush, breasts, brown_hair, collarbone, cowboy_shot, hair_ornament, hair_scrunchie, hakozaki_serika, halterneck, hands_up, idolmaster, idolmaster_million_live!, kageira, looking_at_viewer, navel, outdoors, scrunchie, side-tie_bikini_bottom, skindentation, small_breasts, solo, sweatdrop, swimsuit, twintails, wooden_wall