One key moment could be when Naruto is training hard and Kakashi is secretly observing to make sure he doesn't overexert himself. Another might be during a dangerous mission where Kakashi keeps a close eye on Naruto to protect him from hidden enemies.
Kakashi may become more empathetic. By constantly watching over Naruto, he gets to understand Naruto's struggles better, which could make him more in tune with his own emotions and those of others.
The combination of kakashi and kushina in fanfiction is interesting because they both have unique personalities. Kakashi is known for his cool and mysterious demeanor, while kushina is strong - willed and fiery. Their interactions can create a lot of drama and tension.
One possible scenario in such a fanfiction could be that Kakashi, while in ANBU, is assigned to protect Kushina during her pregnancy. He might have to deal with various threats against her and the unborn child. This could lead to some intense action scenes and also some character - development moments for Kakashi as he realizes the importance of protecting new life.
The theme of mentorship or friendship - turned - love is also seen. Maybe Kakashi starts as a mentor to Kushina, or they begin as friends and then feelings develop over time. Another aspect could be the exploration of their pasts. Both characters have had difficult experiences in their lives. Fanfictions might explore how these pasts shape their relationship, like how Kakashi's experiences with his team and Sensei could influence his relationship with Kushina, and how Kushina's upbringing as a Jinchuriki affects her feelings towards Kakashi.
Maybe out of curiosity. They want to see how the fans view Kakashi, who was an important part of their lives. Kakashi was Minato's student and Kushina knew him well too. So they are interested in the different perspectives presented in the fanfiction.
There are many 'kakashi and kushina' fanfiction stories out there. Some might focus on their friendship during their days in Konoha. For example, there could be stories where they train together and share their ninja experiences. Another type could be about how they team up to face a powerful enemy that threatens the village.
One common theme is the exploration of their potential relationship. Since they are both characters in the Naruto universe, fanfictions often imagine how they could have interacted more if the story had been different. Another theme could be friendship, showing how they might support each other.
There are some. Some fanfictions might focus on their relationship in an alternate universe where they have different interactions compared to the original Naruto storyline. You could also try Naruto fanfiction forums where fans might recommend some good ones.