2girls, d, akiyama_yukari, arm_around_waist, arm_up, armpits, bare_arms, beach, bikini, blue_sky, blurry, breasts, brown_eyes, brown_hair, cleavage, day, depth_of_field, girls_und_panzer, hair_between_eyes, halterneck, looking_at_viewer, medium_breasts, medium_hair, multiple_girls, mushinosuke, navel, nishizumi_miho, ocean, open_mouth, outdoors, red_bikini, side-tie_bikini_bottom, sideboob, sky, smile, standing, sunlight, swimsuit, v, white_bikini