Rule 34 Dev - 10s 1girl bad_id bad_pixiv_id bikini breasts cleavage grey_background highleg highleg_swimsuit idolmaster idolmaster_cinderella_girls jougasaki_mika keikesu looking_at_viewer medium_breasts navel o-ring o-ring_bottom pink_hair ponytail purple_bikini smile solo swimsuit transparent_background tsurime yellow_eyes|12911677506