kurou (quadruple zero), akiyama mio, nakano azusa, k-on!, striped, bad id, bad pixiv id, 00s, 2girls, animal ears, bikini, black hair, blue eyes, blunt bangs, blush, breasts, cat ears, cloud, day, dripping, flat chest, food, front-tie top, hime cut, ice cream, lens flare, long hair, looking back, medium breasts, multiple girls, outdoors, red eyes, side-tie bikini bottom, sky, sun, swimsuit, twintails, underboob, wading, water