1girl, barefoot, blunt_bangs, breasts, breasts_apart, brown_hair, collarbone, downblouse, feet, idolmaster, idolmaster_million_live!, long_hair, looking_at_viewer, lying, medium_breasts, off_shoulder, on_bed, on_stomach, pink_sweater, red_eyes, side_ponytail, sidelocks, single_bare_shoulder, sleeves_past_wrists, soles, solo, sweat, sweater, tanaka_kotoha, tetsujin_momoko, the_pose, toes