1girl, Demon Slayer, original character, vampire, teenager, slim, tall, pink and purple hair, straight hair, long hair, red eyes, fair skin, black hanfu, pleated skirt ngắn, raincoat, studs, tassels, hairpin, hair accessory, knee-high socks, earrings, jewelry, choker, single character, full body, looking at viewer, anime style, simple background, white background