1girl, arona_(blue_archive), bikini, black_bikini, blue_archive, blue_eyes, blue_hair, bow, braid, frilled_bikini, frills, hair_bow, hair_over_one_eye, halo, hand_to_own_mouth, navel, open_mouth, ribbon, ryannari, short_hair, simple_background, solo, swimsuit, thighs, yellow_background