Sasuke Uchiha
The fourth season of the "Naruto" anime series, titled "4th Stage" in Japan, is directed by Hayato Date, and produced by Studio Pierrot and TV Tokyo. Based on Masashi Kishimoto's manga series, the season follows Naruto and his friends assigning on different short missions, after Sasuke Uchiha joins up with Orochimaru. The episodes aired in Japan from July 6, 2005 to May 3, 2006 on TV Tokyo.