shiwa (siwaa0419), eri (blue archive), blue archive, highres, 1girl, black coat, bow, bowtie, brown halo, coat, crossed bangs, diagonal-striped bow, diagonal-striped bowtie, diagonal-striped clothes, diagonal-striped ribbon, halo, hat, jewelry, kneeling, long hair, looking at viewer, multiple rings, open clothes, open coat, open mouth, orange halo, pleated skirt, red bow, red bowtie, ring, shirt, shirt tucked in, side halo, skirt, smile, solo, striped bow, striped bowtie, striped clothes, tilted halo, two-sided fabric, two-sided headwear, white background, white shirt, witch hat