1girl, o, black_bra, black_panties, blue_hair, bra, bra_tug, breasts, cleavage, collarbone, dark_blue_hair, groin, hayami_kanade, idolmaster, idolmaster_cinderella_girls, koya_(koya_x_00), lace-trimmed_bra, lace-trimmed_panties, lace_trim, looking_at_viewer, medium_breasts, nail_polish, navel, panties, parted_bangs, short_hair, side-tie_panties, solo, stomach, underwear, undressing, yellow_eyes