The main friends of Naruto are : Sasuke, Sakura and Kakashi.
Sasuke Uchiha (うちはサスケ, Uchiha Sasuke) is a main character in the Naruto series. He was originally introduced as a protagonist; a member of Konohagakure's Team 7. As the series progressed he became an antagonist, culminating in his association with Akatsuki, becoming one of the most dynamic characters in the series. Sasuke is also one of the last surviving members of the Uchiha clan, along with Madara Uchiha.