1girl, belt, black_hair, blue_butterfly, breasts, bug, butterfly, butterfly_hair_ornament, demon_slayer_uniform, hair_ornament, haori, japanese_clothes, katana, long_sleeves, looking_at_viewer, parted_bangs, purple_eyes, purple_hair, sheath, short_hair, smile, solo, sword, uniform, unsheathing, weapon, wide_sleeves, kochou_shinobu, kimetsu_no_yaiba, year_2019, 