Naruto Uzumaki
Naruto is a ninja affiliated with the fictional village of Konoha.The villagers ostracize Naruto because the nine-tailed demon fox, a malevolent creature that attacked Konoha, is sealed within his body.As such, Naruto has ambitions of becoming the village's leader, the Hokage in order make everybody respect him. However, Naruto maintains a cheerful and boisterous personality, allowing him to befriend several other Konoha ninja throughout the series, as well as ninja from other villages.
Sasuke Uchiha
Sasuke is a member of the Uchiha clan, a highly skilled clan of ninjas allied to the village of Konohagakure. His primary motivation throughout the series is to avenge the destruction of his entire clan by killing his brother, Itachi Uchiha, a task he pursues at all costs. While he was initially cold and singularly driven by his revenge, he becomes more empathetic through his relationships with other characters, notably Naruto Uzumaki, whom he comes to consider as a rival.
Sakura Haruno
Sakura is a kunoichi affiliated with the village of Konoha, and part of Team 7, which consists of herself, Naruto Uzumaki, Sasuke Uchiha, and their sensei, Kakashi Hatake. Sakura initially has an infatuation for Sasuke, praising him at every juncture, and heaping scorn upon the less skilled Naruto. Over the course of the series, she begins to shed this singularly driven persona, and grows more appreciative and accepting of Naruto.
Kakashi Hatake
Kakashi is the leader and teacher of Team 7, consisting of the series' primary characters, Sasuke Uchiha, Sakura Haruno, and Naruto Uzumaki. He is initially portrayed as a detached and apathetic figure, but as the series progresses, his loyalty to his friends and students becomes increasingly apparent. Kakashi's past has been extensively explored in the series.