2girls, afloat, alternate_hairstyle, bikini, bikini_skirt, breasts, cleavage, frilled_bikini, frills, from_above, goggles, goggles_on_head, innertube, light_smile, looking_at_viewer, looking_up, medium_breasts, multiple_girls, navel, pink_bikini, short_twintails, striped, striped_bikini, striped_swimsuit, swimsuit, twintails, water