1girl, bed, bed_sheet, blue_bow, blue_skirt, bow, brown_hair, feet, foot_focus, foreshortening, from_behind, full_body, hair_bow, hibike!_euphonium, indoors, kneehighs, long_sleeves, miniskirt, no_shoes, panties, pc_fworks, pillow, pleated_skirt, school_uniform, skirt, sky, socks, soles, solo, suzuki_satsuki, thighs, toes, twintails, underwear, white_panties, white_socks