1girl, all_fours, ass, ass_focus, bare_legs, black_hair, bra, idolmaster, idolmaster_shiny_colors, looking_at_viewer, looking_back, mayuzumi_fuyuko, median_furrow, panties, pink_bra, pink_panties, shiroyukimajima, side-tie_panties, simple_background, smile, solo, two_side_up, underwear, underwear_only