Another idea could be a fanfiction focused on Naruto's training with a long - lost master who has a very different style of teaching compared to Jiraiya. This could show Naruto developing new skills and growing as a ninja in a different way. There could also be a fanfiction about Naruto's time as Hokage, dealing with diplomatic issues between different ninja villages, which would be more in line with the positive and respectful nature of the Naruto universe.
One positive idea could be Naruto's journey to master a new and rare jutsu. For example, he discovers an ancient jutsu and has to go through various challenges, both physical and mental, to master it. This can focus on his growth as a ninja.
There could be, but it would be a very controversial and not in - line - with - the - canon kind of fanfic. Naruto and Kushina have a specific relationship in the original series (mother - son), so creating a fanfic with such a plot would be quite a deviation. Most official platforms might not even allow such content due to its inappropriate nature.
I'm not aware of any such fanfiction that would be appropriate for all ages considering the nature of the concept which seems inappropriate. Fanfiction should generally follow ethical and moral guidelines, and this topic goes against normal family and story relationships in the Naruto universe.
Well, instead of that rather unusual idea, there are plenty of great alternatives. You could have fanfictions about Naruto's journey to become a better Hokage. How he makes political decisions, reforms the ninja village, and promotes peace among the different ninja clans. Or perhaps a fanfiction about the adventures of Team 7 as adults, where they go on missions together and face new threats. Also, fanfictions about the backstories of minor characters in the Naruto universe are always interesting, like exploring the past of Tenten or Rock Lee.
This kind of fanfic would have serious ethical issues. Since Kushina is Naruto's mother in the original story, it goes against basic moral and family values. It's a form of inappropriate and disturbing content that violates the natural order of the story's relationships.
One great alternative theme is the development of Naruto's ninja skills. For example, fanfictions that focus on how he masters new jutsus or how he trains with his friends like Sasuke and Sakura to become stronger. Another theme could be the exploration of the different clans in the Naruto world. You could read about the Uchiha clan's history and how it relates to the overall story. Also, fanfictions about Naruto's travels to different hidden villages and his interactions with new characters are always interesting.
In some fanfictions, Kushina might find Naruto in a state of self - doubt. She then becomes his source of motivation, reminding him of his strength and the importance of his role. This could lead to Naruto regaining his confidence and achieving great things with Kushina by his side.
Yes, there are many positive and ethical alternatives in Naruto fanfiction. For example, stories that focus on Naruto's growth as a ninja, his friendships, or his adventures in new and unexplored parts of the Naruto world. These types of fanfictions stay true to the spirit of the original series and are much more acceptable to a wide audience.
Some great Naruto fanfiction themes are about the exploration of the ninja world. Writers could create stories about the different hidden villages, their cultures, and how they interact with each other. Also, the growth of secondary characters like Shikamaru can be an interesting theme. He has a high IQ and there could be fanfiction about his strategic thinking and how it helps in various missions.
One positive concept could be Naruto training with his father Minato in a special time - traveling fanfiction. They could share jutsu knowledge and father - son bonding moments.