2girls, all_fours, ass, bandeau, bangs, bare_shoulders, barefoot, beach, bikini, bikini_skirt, black_bikini, blonde_hair, breasts, butterfly_hair_ornament, day, feet, flower, frilled_bikini, frills, from_side, hair_flower, hair_ornament, hibiscus, holding_hands, inflatable_raft, interlocked_fingers, light_purple_hair, long_hair, looking_at_viewer, lying, multiple_girls, navel, on_back, outdoors, pale_skin, parted_bangs, purple_eyes, small_breasts, soles, swimsuit, very_long_hair, wet, wide-eyed