2girls, aged_up, alternate_hair_length, alternate_hairstyle, amogan, arm_up, armpits, beach, bear_girl, bikini, black_ribbon, blue_sky, boko_(girls_und_panzer), breasts, brown_eyes, brown_hair, cleavage, clenched_hand, cloud, cloudy_sky, day, front-tie_bikini_top, front-tie_top, girls_und_panzer, green_bikini, groin, hair_ribbon, halterneck, horizon, large_breasts, light_blush, light_brown_hair, long_hair, looking_at_viewer, medium_hair, multiple_girls, navel, nishizumi_miho, ocean, one_side_up, open_mouth, outdoors, outline, ribbon, salute, shimada_arisu, short_hair, side-by-side, sky, smile, standing, sun, swimsuit, white_bikini, white_outline