A common theme is the alteration of her relationships. Since she's female, her friendships and rivalries might change. For instance, her relationship with Obito could have a different romantic undertone. Another theme is her impact on the story's events. As a female, she might approach battles or missions with a different strategy, which can be a central focus in the fanfiction.
There are some really interesting fanfictions out there. One might focus on their unique friendship in a new adventure. For example, in a story where they have to team up to face a new, powerful enemy. They could use their different skills, Naruto's with her new female perspective bringing a different kind of energy and Kakashi's experience to overcome challenges.
The main thing that makes 'female Naruto and Kakashi fanfiction' special is the different relationship dynamics. When Naruto is female, the interactions with Kakashi can be more nuanced. For example, there could be different emotional undertones and a different kind of mentorship.
There's a fanfiction called 'Naruto's New Path'. In this one, the female Naruto has a more complex relationship with Kakashi. It shows her struggling with her identity while also forming a unique bond with Kakashi. It's quite engaging as it combines elements of adventure and emotional growth.
Another reason could be related to Kakashi's past actions. If there are some secrets or things Kakashi did in the past that come to light and Naruto doesn't like them, he could snap at Kakashi. Naruto has a strong sense of justice and loyalty, so if he feels betrayed or misled by Kakashi, his reaction could be to snap.
Female Kakashi could have different teaching methods from male Kakashi. She might focus more on teamwork and communication skills in a way that is more in tune with Naruto's natural inclination towards making friends. Their relationship could develop with more of an emphasis on mutual understanding of each other's strengths and weaknesses. Naruto may also feel more comfortable sharing his feelings about certain female characters or relationships with her, which would be a departure from his interactions with male Kakashi.
One aspect of Naruto and Kakashi family fanfiction could be the idea of Kakashi mentoring Naruto not just as a sensei but as a family member. This could involve Kakashi helping Naruto understand the importance of family values, which Naruto lacks growing up. In fanfiction, we could see Kakashi inviting Naruto to family - like gatherings with Team 7, making Naruto feel more included and part of a family unit.
If Kakashi adopted Naruto, it might change Naruto's path of development. He could receive earlier and more specialized training, and also have a stronger sense of family. This could have a significant impact on his personality and goals.
Their relationship is like a mentor - mentee bond. Kakashi has trained Naruto, and when he sees Naruto achieve great things, it can be overwhelming. For example, when Naruto masters a new jutsu that Kakashi thought was difficult for him, Kakashi might cry out of joy for Naruto's accomplishment.
It could become strained. Naruto snapping at Kakashi would create an initial rift between them. Kakashi might be taken aback by Naruto's outburst and Naruto, after snapping, might feel a bit guilty but also stubborn about his feelings, which would make the relationship tense for a while.