3girls, aqua_bikini, aqua_eyes, aqua_hair, armpits, arms_behind_head, arms_up, bikini, black_sleeves, black_thighhighs, blue_sky, breasts, cloud, contrapposto, cowboy_shot, day, detached_sleeves, facominn, from_below, hatsune_miku, huge_breasts, kagamine_rin, long_hair, looking_at_viewer, looking_down, megurine_luka, multiple_girls, navel, ocean, open_mouth, outdoors, sky, smug, splashing, standing, stomach, sun, swimsuit, thighhighs, thighs, twintails, underboob, very_long_hair, vocaloid, wading, water, wet