1girl, bikini, blue_sky, breasts, brown_eyes, brown_hair, closed_mouth, cloud, cloudy_sky, cowboy_shot, day, girls_und_panzer, gold_bikini, half-closed_eyes, hand_in_own_hair, huaronanago, lens_flare, looking_at_viewer, medium_breasts, navel, nishizumi_maho, outdoors, short_hair, side-tie_bikini_bottom, sky, smile, solo, standing, string_bikini, sunlight, swimsuit, untying