1girl, blush, bow, bowtie, breasts, cleavage, drill_hair, flying_sweatdrops, grey_hair, heart, heart-shaped_boob_challenge, idolmaster, idolmaster_cinderella_girls, kanzaki_ranko, long_hair, looking_at_viewer, mabanna, maid_headdress, purple_eyes, simple_background, solo, twin_drills, white_background