2boys, 2girls, adjusting_hair, alternate_hair_color, armpits, arms_behind_head, arms_up, beach, bikini, blonde_hair, blue_eyes, blue_hair, blue_nails, breasts, cleavage, cloud, day, gradient_hair, green_eyes, innertube, long_hair, medium_breasts, multicolored_hair, multiple_boys, multiple_girls, nail_polish, outdoors, short_hair, sky, swimsuit, twintails, water