5girls, ball, barefoot, beachball, bikini, blonde_hair, blue_hair, blush, breasts, double_bun, glasses, hair_bun, hidamari_sketch, hiro_(hidamari_sketch), innertube, looking_at_viewer, miyako_(hidamari_sketch), multiple_girls, nyztsune, outdoors, pink_hair, pool, sae_(hidamari_sketch), short_hair, small_breasts, smile, swimsuit, tan, tanlines, toes, yuno_(hidamari_sketch), |_|