Hinata. Because she has byakugan. And hit his vital spots and paralyse him. Then cut off his head. Booyah. game over. But if hinata make a bad move she dies.
hidan is high jounin level at least. he tanked kakuzus giant fuuton which injured kakashi. he kept with asuma and kakashi in taijutsu. he can oneshot kages. how can hinata ever win?