Naruto: Shippuden is an anime series adapted from Part II of the Naruto manga series by Masashi Kishimoto. The series is directed by Hayato Date and produced by Studio Pierrot and TV Tokyo. Naruto: Shippuden is a continuation of the Naruto manga, and continues the same storyline after the passing of two and a half years in the Naruto universe. It began broadcasting on TV Tokyo on February 15, 2007.
In 2008, Viz Media and Crunchyroll began providing eight English subtitled Naruto Shippuden episodes on the official Naruto website every week until it caught up to the Japanese anime. In 2009, Viz began providing subtitled versions of the latest Naruto: Shippuden episodes a week after they first air in Japan, with a new episode being added to the Naruto website each subsequent Thursday.Viz had stated the English dub will be released sometime in the near future though at the Anime Expo 09, it was revealed episodes of Naruto: Shippuden can only be seen on DVD releases.
While Naruto: Shippuden was cancelled on Disney XD in October 2011 after 97 episodes, DVD box sets generally containing thirteen dubbed episodes from episode 1 onward are being released quarterly, in both their original and uncut formats. The English dub aired on Neon Alley in October 2012, and as of December 29, 2012, English episodes 98 onward are being released every week as uncut. Toonami began airing the 97 previously-released episodes on January 4, 2014, also in an uncut format.
Source : wikipedia
