Iruka could be included. He was Naruto's first teacher and has his own connection to Kakashi. His presence can bring out the different teaching styles between him and Kakashi. Another good character is Jiraiya. His relationship with Naruto as his godfather and his connection to Kakashi through being comrades can add some interesting storylines.
In 'possessive Kakashi x Naruto fanfiction', one aspect could be Kakashi's possessiveness stemming from his past losses. He may not want to lose Naruto like he lost others. So, he might keep a close eye on Naruto's training, his interactions with others. It can also add an interesting layer to their relationship, as Naruto might initially be confused by Kakashi's intense behavior but gradually come to understand the underlying reasons. This can lead to character growth for both of them.
In these fanfictions, a common theme is redemption. If Sasuke has made some wrong choices, the story might focus on how Kakashi and Naruto help him find his way back. Also, teamwork is a big theme. How the three of them work together in different missions or challenges, and how their individual strengths and weaknesses play into that. It can also be about family - like relationships, as Kakashi can be seen as a father figure to some extent, and Sasuke and Naruto as brothers.
In 'Kakashi x Sasuke x Naruto Fanfiction', the relationships are often complex. Kakashi is a mentor figure to both Sasuke and Naruto. Sasuke and Naruto have a deep and evolving bond. Fanfictions might explore how Kakashi's guidance impacts their relationship, and how Sasuke and Naruto's friendship grows or is tested in different scenarios. It could also show how Kakashi's own past experiences influence his interactions with the two boys.
One common theme is mentorship. Kakashi often plays a crucial role in guiding Naruto and Sasuke, which is explored in many fanfictions. Another theme is friendship. Despite their differences, the stories usually emphasize the strong bond between the three.
One common theme is friendship. Despite their differences, Naruto, Kakashi, and Sasuke come together and their friendship deepens. Another theme is growth. They often grow as individuals as they interact with each other in these fanfictions.
A popular 'naruto x kakashi x sasuke fanfiction' is 'Unlikely Allies'. It begins with Sasuke being hesitant to work with Naruto and Kakashi again, but as the story progresses, they gradually form a stronger bond. The fanfiction has some exciting battle scenes where their combined skills are put to the test against new threats.
One common theme is mentorship. Since Kakashi was Naruto's teacher, many fanfics explore how that relationship continues to develop over time. Another theme is mutual respect. They both respect each other's abilities and this is often highlighted in the fanfics.
One interesting Kakashi x Naruto fanfiction could be where Kakashi takes Naruto on a special training mission outside of Konoha. In this story, Kakashi could teach Naruto some unique jutsu that he doesn't learn in the original series. This would not only strengthen their bond but also make Naruto a more powerful ninja.
There's also 'Kid Kakashi's New Friend Naruto'. This fanfiction delves into how Naruto, being the outcast he is in the village at first, finds an unexpected friend in Kid Kakashi. The author does an excellent job of depicting the insecurities of both characters and how they overcome them through their friendship.