1girl, armpits, arms_up, black_bra, black_panties, bra, breasts, collarbone, cray_nero, feet_out_of_frame, green_eyes, idolmaster, idolmaster_cinderella_girls, looking_at_viewer, lying, medium_breasts, mole, mole_under_eye, navel, on_back, panties, simple_background, solo, takagaki_kaede, two-tone_background, underwear, underwear_only, upside-down