Having a save file for Ultimate Ninja 4 on the memory card allows Naruto to exchange letters with a specific character (Aoi) in Ultimate Ninja 5 , a feature unique to the English version of the games.
Having a save file for Ultimate Ninja 4 on the memory card allows Naruto to exchange letters with a specific character (Aoi) in Ultimate Ninja 5 , a feature unique to the English version of the games.