Rule 34 Dev - blue_eyes blush breasts brown_hair cover cover_page doujin_cover female hair_ribbon hairband idolmaster idolmaster_cinderella_girls leg_up long_hair looking_at_viewer navel nipples open_mouth panties pantyshot pantyshot_(sitting) ribbon sakuma_mayu shirt_lift short_hair sitting skirt smile solo tottoto_tomekichi underwear|1553746448