anison, hiiragi kagami, izumi konata, lucky star, 00s, 2girls, = =, ahoge, alternate hairstyle, armpits, bad anatomy, ball, barefoot, beachball, bikini, blue eyes, blue hair, blush, braid, chasing, closed eyes, cloud, collarbone, day, double bun, flat chest, groin, hair bun, hair ribbon, innertube, long hair, mole, mole under eye, multiple girls, navel, ocean, outdoors, purple hair, ribbon, running, side-tie bikini bottom, single braid, sky, smile, splashing, star (symbol), swim ring, swimsuit, tsurime, very long hair, wading, walking, walking on liquid, water, yuri