In Naruto, what is the use of the crow on Naruto's body?

They are Shisui's other gods. One was dug up by Danzo, and the other was given to Itachi to control the water. If you hit the other gods, you will protect Konoha. They were originally given to Sasuke, but they were killed by Itachi. , he broke away from the dirty land and was reincarnated, allowing Naruto to become a general.

About Uzumaki Naruto:

Uzumaki Naruto, the male protagonist in the Japanese comic "Naruto" and its derivative works. A ninja from the Hidden Leaf Village of the Land of Fire, the son of the fourth generation Hokage Namikaze Minato and Uzumaki Kushina, and the chakra reincarnation of Asura, the second son of the Six Paths Sage. When he was born, his parents sacrificed their lives to protect the village and sealed the tailed beast "Nine Tails" inside Naruto.

Naruto, who became an orphan, was discriminated against by the villagers since he was a child. However, with the encouragement of Umino Iruka, the only teacher who recognized him, and the third generation Hokage Sarutobi Hiruzen, he had the dream of becoming Hokage, which made everyone Everyone recognizes his existence. After becoming a ninja, he formed Team 7 with Hatake Kakashi, Uchiha Sasuke and Haruno Sakura to carry out various tasks.

In order to realize his dream and protect the bonds of his partners, Naruto continued to practice and become stronger. As a disciple of Jiraiya, one of the "Three Ninjas" of Konoha, he continued to break through himself in the process of pursuing his dream. He implemented his own way of tolerance and gained people's recognition. Finally, he ended the war with the Ninja Alliance, Uchiha Sasuke and Nine-Tails, brought peace to the ninja world, and realized his dream of becoming Hokage (the seventh generation Hokage) and a hero of the ninja world.