One common theme is friendship. Since Naruto and Naruko grow up together in the fanfics, their friendship is often explored deeply. Another theme is adventure. They go on various adventures as a team.
You can find 'naruko x naruto fanfic' on fanfiction.net. It has a large collection of Naruto - related fanfics, and you can easily search for the ones about Naruko and Naruto.
One popular 'naruto x naruko' fanfic could be 'The Bond of Uzumaki'. It focuses on their relationship development in a more platonic yet deep way. They go on adventures together, face challenges side by side, and in the process, their bond as comrades and friends from the Uzumaki clan is strengthened.
For Naruto, you can develop his character by having him face new challenges related to his relationship with Narumi and Naruko. For example, he might struggle with how to balance his friendship with both of them. Narumi could be developed by giving her a backstory that ties into the Naruto universe in a unique way, like she has a family connection to an old ninja clan. And for Naruko, you can explore her more feminine side in contrast to Naruto's more brash nature, especially when it comes to her interactions with Narumi.
For Naruto, you could show his growth in terms of his leadership skills when he's with Naruko and Kushina. He could learn to be more patient and understanding, especially when Naruko might have a different approach to things. For Naruko, her character could be developed by showing her struggle to be recognized in a world where Naruto already has a reputation. Kushina could be developed by exploring her motherly side more deeply, as she interacts with both Naruto and Naruko.
One popular 'naruko x naruto fanfic' is 'A Different Path'. It explores an alternate universe where Naruko and Naruto have a different kind of relationship. It's full of interesting character interactions and plot twists.
Yes, there are likely fanfics out there involving Naruko and Boruto. You can check fanfic platforms like FanFiction.net or Archive of Our Own. However, the specific combination might not be as common as some other pairings in the Naruto/Boruto fandom.
It might develop through shared battles. As Naruto uses his godlike powers in fights, Naruko sees his strength and determination, and she is drawn to him more.
Sakura could be a potential character. She has a long - standing relationship with Naruto, and in this harem scenario, she might be jealous of Naruko at first but then come to accept the situation. Hinata could also be part of it. Given her love for Naruto, she would be an interesting addition to the harem, adding a shy and gentle dynamic.
A really good 'naruto x naruko fanfic' is 'Naruko's Role in Naruto's Life'. This story emphasizes Naruko's importance in Naruto's life. It shows how she becomes his strength and how their relationship evolves from friendship to something deeper. The author does a great job of writing their interactions and the emotional depth between them.