1girl animal_ears anus arms_behind_head ass bad_id bad_pixiv_id black_eyes blush breasts eyeliner feet female_pubic_hair foreshortening grey_hair idolmaster idolmaster_cinderella_girls inverted_nipples looking_at_viewer lying maebari makeup navel nipples nude on_back pubic_hair shiomi_syuko smile soles solo sweat tabi tail takato_kurosuke talisman white_legwear