1girl, ass, bed_sheet, black_hair, black_skirt, black_thighhighs, blue_bra, blue_panties, blush, bra, breasts, cleavage, idolmaster, idolmaster_shiny_colors, kirikirimai_(kkm), lace-trimmed_bra, lace_trim, looking_at_viewer, lying, mayuzumi_fuyuko, medium_breasts, neck_ribbon, on_side, open_clothes, open_shirt, panties, pantyshot, ribbon, simple_background, skirt, solo, strap_slip, suspender_skirt, suspenders, sweatdrop, thigh_strap, thighhighs, two_side_up, underwear