art by as109, 1girl, solo, breasts, barefoot, long hair, twintails, armpits, blue eyes, large breasts, arms up, blue hair, hair ornament, simple background, sitting, looking at viewer, cross-laced clothes, full body, cleavage, one-piece swimsuit, center opening, tongue, detached sleeves, tongue out, toes, feet, skull hair ornament, open mouth, navel, bare legs, bare shoulders, swimsuit, hair between eyes, grey background, leotard, arm up, sideboob, ahoge, multicolored eyes