maru (marg0613), asashio (halloween) (kancolle), asashio (kancolle), kantai collection, absurdres, highres, 1girl, animal ears, black hair, black hat, black thighhighs, blue eyes, blue one-piece swimsuit, cat ears, cat tail, feet out of frame, flat chest, hat, invisible chair, long hair, old school swimsuit, one-hour drawing challenge, one-piece swimsuit, paw pose, school swimsuit, simple background, sitting, solo, striped clothes, striped thighhighs, swimsuit, tail, thighhighs, white background, witch hat