maru (marg0613), teruzuki (kancolle), kantai collection, absurdres, highres, 1girl, black hairband, blue one-piece swimsuit, braid, breasts, brown hair, covered navel, dated, feet out of frame, grey eyes, hair ornament, hairband, large breasts, long hair, looking at viewer, old school swimsuit, one-hour drawing challenge, one-piece swimsuit, propeller hair ornament, school swimsuit, simple background, solo, swimsuit, twin braids, twitter username, white background