Yes, there are likely fanfictions with this concept. The Naruto fandom is vast and creative, and the idea of Naruto being Tobirama reborn is an interesting one that some fans may explore in their writing. However, the quality and availability of such fanfictions can vary greatly. You might need to search on popular fanfiction websites like FanFiction.net or Archive of Our Own to find them.
The OC would also face challenges. They would have to adapt to the strict ninja training, the hierarchical system in the village, and deal with the various clans. They might also encounter discrimination if their abilities were too different or if they were not from a well - known clan.
Obviously Naruto is one of the main characters as the title implies. Since it's a 'reborn' story, his new self with all the changes is central to the plot.
One common theme is redemption. The character reborn as Naruto often has a chance to right the wrongs of the original Naruto or make different choices to save characters who might have died in the original story.
She might be more in touch with her emotions. As a girl, Naruto could be more likely to show vulnerability, which was something she hid as a boy. This could lead to deeper relationships with her friends as they see a different side of her.
The OC might choose to be a loner. In the Naruto world, there are those who operate outside the normal social structure. The OC could be like Zabuza, a powerful rogue ninja. However, this would also make them a target for villages and other ninjas. They would have to constantly be on guard and find their own way to survive in the world.
Obviously, Naruto would be one of the main characters since the story is about him being reborn as a devil. There might also be some original devil characters created specifically for this fanfiction that interact with Naruto. And perhaps some of Naruto's old friends from the original series might also play important roles, like Sasuke or Sakura, even if their relationships with Naruto are now different due to his new form.
One interesting 'Reborn as Female Naruto' fanfiction could be 'A New Path in Konoha'. In this story, the reborn character uses her knowledge from her past life to change things in the Naruto world. She might start by befriending Naruto earlier and influencing his growth in a different way. Another good one could be 'Female Naruto's Hidden Strength'. It focuses on how the female version of Naruto discovers unique powers within herself that were not explored in the original series.
One great 'Naruto Reborn Female Fanfiction' is 'Reborn as a Female Uchiha'. It offers a fresh perspective as the main character is reborn into the Naruto world as a female in the Uchiha clan. The story delves into how she has to navigate the complex politics and family dynamics within the clan, all while trying to change the fate that the original Uchiha faced. It has great character development and some really interesting plot twists that keep you hooked.
In a 'Naruto reborn as a dragon' fanfiction, the plot could involve Naruto having to adapt to his new dragon form. He could discover new jutsus that are unique to dragons. For example, he could breathe fire in a more powerful way than normal fire jutsus. Also, he might have to deal with the politics of the dragon world while still having a connection to the ninja world. He could form alliances with other dragons or use his knowledge of the ninja world to bring peace to the dragons.