1girl, 777nasu, ahoge, arisugawa_natsuha, black_bra, black_eyes, black_panties, blush, bra, breasts, breath, dark_room, idolmaster, idolmaster_shiny_colors, indoors, large_breasts, long_hair, looking_at_viewer, navel, orange_hair, panties, panty_pull, solo, sweat, swept_bangs, underwear, underwear_only