2girls, bikini, black_bikini, black_hair, blue_sky, blush, breasts, cleavage, closed_eyes, cloud, collarbone, day, frilled_bikini, frills, grey_eyes, grey_hair, hair_between_eyes, hair_ornament, kuro_namako, large_breasts, lens_flare, long_hair, looking_at_viewer, mountainous_horizon, multiple_girls, navel, ocean, original, outdoors, parted_lips, sky, small_breasts, smile, solo_focus, standing, stomach, swimsuit, twintails, white_bikini, x_hair_ornament