1girl, arms_behind_back, bare_shoulders, biya_(1024), blue_eyes, blue_one-piece_swimsuit, blush, breasts, butterfly_tattoo, chest_tattoo, closed_mouth, competition_school_swimsuit, covered_navel, day, from_side, large_breasts, long_hair, one-piece_swimsuit, original, outdoors, partially_submerged, purple_hair, school_swimsuit, sidelocks, sky, solo, standing, swimsuit, tattoo, thighs, wading, wet, yuna_(biya_(1024))