1girl, akita_hika, arm_up, ball, beachball, bikini, black_bikini, black_hair, black_jacket, blue_sky, blush, breasts, day, holding, holding_ball, holding_beachball, jacket, long_sleeves, medium_breasts, navel, open_mouth, original, outdoors, partially_submerged, purple_eyes, sky, smile, solo, swimsuit, twintails, water, wet