matilda (matildax), izayoi sakuya, kirisame marisa, touhou, silver hair, 2girls, ass, bare shoulders, bikini, blonde hair, blue eyes, blush, braid, cloud, day, female focus, flat chest, flower, frilled bikini, frills, front-tie top, gradient hair, hand in own hair, hat, hat flower, innertube, lips, long hair, looking back, looking to the side, multicolored hair, multiple girls, navel, orange hair, shy, side-tie bikini bottom, sky, straw hat, sunflower, swim ring, swimsuit, twin braids, yellow eyes