Naruto characters initially study at the Ninja Academy, where the story begins, are split up into squads of three after their graduation and become Genin, rookie ninja. Each squad is assigned an experienced sensei.These core squads form a basis for the characters' interactions later in the series, where characters are chosen for missions for their team's strength and complementary skills; Naruto is acquainted with Sasuke Uchiha, Sakura Haruno, and their sensei Kakashi Hatake.
