Yes, there are likely many fanfics out there with the concept of Naruto being at Jonin level. You can check fanfic platforms like Fanfiction.net or Archive of Our Own.
One great young Jonin Naruto fanfic is 'The Ascent of a Young Jonin'. It focuses on Naruto's journey as he transitions into a Jonin, facing new challenges and forming deeper relationships with his friends. The story has some really exciting battle scenes and character development.
New storylines. Fanfics can create unique scenarios. Maybe Naruto has to team up with unlikely allies as a young Jonin to face a powerful enemy that the village has never seen before. It adds an element of excitement and unpredictability.
One possible plot could be Naruto facing new and tougher challenges as a young Jonin. He might be assigned to lead a special mission that requires him to use his unique skills and leadership abilities. For example, he could be sent to a border area where there are constant skirmishes with enemy ninja. Naruto would have to strategize and protect his team members, all while dealing with the expectations that come with being a Jonin.
Sasuke could also be a main character in the 'naruto jonin exams fanfic'. His skills and his rivalry with Naruto would make for an interesting plotline during the exams. Also, Sakura might be a main character as well. She has grown as a ninja and could show off her new abilities during the jonin exams.
Kakashi could be a great choice. He's already a well - known and respected jonin in the Naruto series. His experience, intelligence, and unique abilities like the Sharingan would make him an interesting jonin commander. He could lead the team in stealthy missions and come up with clever battle plans.
A cool plot could be that the jonin commander has to deal with a traitor within their own ranks. They suspect someone in the team is leaking information to the enemy. The commander has to use their detective skills, similar to Naruto's ability to find the truth. They start investigating, all while still leading the team on important missions and trying not to let the rest of the team suspect that one of them might be a traitor.
It might be. Some fans really like fanfics that focus on Naruto achieving the rank of Jonin as it shows his growth. However, popularity can vary a lot depending on different fan groups.
Well, in this fanfic, Naruto might encounter some unexpected challenges in the Jonin exams. For example, the exam could have some new rules or tasks that are specifically designed to test his leadership skills as well as his combat abilities. He may also form new alliances with other ninjas during the exam, which could be interesting to see how they work together to overcome difficulties.