The Sixth Hokage Danzō

is episode 197 of the Naruto: Shippūden anime.

Summary
Team Samui arrives at Konoha. Kiba tells Naruto, Sakura and Kakashi that Danzō has been made Sixth Hokage, and that he has given orders to take out Sasuke. Naruto and Sakura want to talk with Danzō. Kakashi advises Naruto against acting rashly. Samui learns of Tsunade's condition, and Danzō receives the Raikage's message instead. Naruto and Sakura ask Sai about Danzō, but Sai shows them the cursed seal placed on him, preventing to say anything about Danzō. Karui and Omoi hear Naruto, Sakura and Sai talking about Sasuke and demand them to tell all about him. They fight. Naruto explains that Bee might be alive. Madara intercepts Taka on the way to Konoha, saying they failed to deliver the Eight-Tails, and that Konoha has already been destroyed by Pain. Zetsu appears and reveals Danzō is the new Hokage. Sasuke agrees to attack Danzō at the coming Kage Summit.