ryoutsu, seia (blue archive), blue archive, commentary request, highres, 1girl, animal ears, ass, back, backless dress, backless outfit, bare back, bare shoulders, bird, bird on hand, blonde hair, blush, bright pupils, clothing cutout, cross halo, detached sleeves, dress, ear wreath, forehead, fox ears, fox girl, fox tail, from behind, halo, long hair, looking at viewer, looking back, parted bangs, parted hair, sailor collar, simple background, sleeveless, sleeveless dress, sleeves past fingers, sleeves past wrists, solo, tail, tail through clothes, twisted torso, very long hair, white background, white dress, white pupils, white sailor collar, yellow eyes, yellow halo