2girls, o, animal_skeleton, aqua_eyes, aqua_hair, backless_swimsuit, bikini, bird, black_bikini, blue_eyes, blue_nails, blue_sky, boat, bone, breasts, casual_one-piece_swimsuit, cloud, dated, earrings, fish, fishing_rod, floating_hair, flying_fish, frilled_one-piece_swimsuit, frills, geduan, hand_on_another's_shoulder, hand_on_own_knee, hatsune_miku, jewelry, large_breasts, long_hair, looking_afar, medium_breasts, megurine_luka, multiple_girls, navel, ocean, one-piece_swimsuit, open_mouth, outdoors, pink_hair, pointing, scenery, seagull, shoulder_tattoo, signature, sitting, skeleton, sky, smile, swimsuit, tattoo, twintails, very_long_hair, vocaloid, water, watercraft, whale, white_one-piece_swimsuit