subomaru, nadia la arwall, fushigi no umi no nadia, bad id, bad pixiv id, 1990s (style), 1girl, arms behind back, bandeau, bare shoulders, barefoot, blue hair, bob cut, bracelet, dark-skinned female, dark skin, feet, female focus, full body, grin, interlocked fingers, jewelry, loincloth, midriff, neck ring, open mouth, retro artstyle, simple background, smile, solo, standing, standing on one leg, strapless, tiptoes, tube top, vest, white background