awatake takahiro, original, 00s, 1girl, 2005, armpits, arms up, artist name, beach, bikini, black hair, blue eyes, breasts, brown hair, cloud, dated, day, female focus, kneeling, looking at viewer, low twintails, medium breasts, navel, ocean, one-piece tan, outdoors, side-tie bikini bottom, sideboob, signature, sitting, sky, solo, string bikini, swimsuit, tan, tanline, twintails, untied bikini, wariza, white bikini