6+girls, all_fours, ass, bare_legs, barefoot, blue_one-piece_swimsuit, blue_sky, blush, breasts, cloud, competition_school_swimsuit, day, feet, goggles, goggles_around_neck, goggles_on_head, hiyori_(wakana_hanabi), large_breasts, legs, looking_at_viewer, multiple_girls, one-piece_swimsuit, original, outdoors, pool, poolside, purple_hair, school_swimsuit, shoulder_blades, side_ponytail, sky, solo_focus, swim_cap, swimsuit, thighs, toes, wakana_hanabi, wet, wet_hair