If Naruto was born the same age as Minato, the whole power balance in the ninja world would change. Naruto's Nine - Tails power would be a huge factor. They could both study and unlock new jutsu together. Minato might be more influenced by Naruto's determination and willpower. And perhaps they would together come up with new strategies for the village's defense and growth. This would rewrite the history and future of the Hidden Leaf in many ways.
In such a fanfiction, Naruto and Minato could be part of the same ninja team. They'd grow up together, learning and making mistakes side by side. Their friendship could be a central part of the story. They might also face challenges together, like dealing with the threat of the Akatsuki at an earlier age than in the original story. Their combined skills and abilities could lead to different outcomes in battles.
They could be friends. They would grow up sharing their dreams and goals. Maybe they'd train together and push each other to be better ninjas.
Well, if Naruto and Minato were the same age in fanfiction, the whole dynamic of the story would be completely different. For one thing, Minato wouldn't be Naruto's father. This would mean Naruto might not have the Kyuubi sealed within him in the same way. Also, their relationship could be more of a friendly rivalry. Without the father - son bond, Naruto might have to find his own path in a more independent way, and Minato could be seen as a peer rather than a role model or a figure of authority.
One possible plot could be that Naruto, being the same age as Minato, is trained directly by Minato from the start. Minato could pass on all his skills and knowledge without the need for other mentors like Jiraiya or Kakashi. They could face the threats to the village together much earlier, and Naruto might grow up with a different sense of confidence and leadership, having his father by his side all along.
If Naruto is the same age as Minato, their personalities would have an interesting interaction. Naruto is known for his never - give - up attitude and his desire to be recognized. Minato, on the other hand, is a natural leader and a prodigy. Naruto might look up to Minato, but also challenge him in a friendly way. Minato would be patient with Naruto and try to guide him. Their different personalities could lead to a lot of growth for both of them. For instance, Naruto could teach Minato to be more spontaneous sometimes, while Minato could teach Naruto the importance of thinking before acting.
If Naruto was born the same age as Itachi, the story would be drastically different. Naruto would be more mature and skilled earlier. He might have been involved in the Uchiha massacre situation. Maybe he could have even tried to prevent it, given his nature of not wanting to see people suffer. This would also change his relationship with Sasuke. Instead of being an older peer, he would be more of an equal in age, and their rivalry could take on a different dynamic, perhaps more of a mutual understanding from the start.
In this fanfiction scenario, Minato would not have the same kind of paternal - like relationship with Naruto. Instead, they could be rivals in love for Kushina's affection. Minato would also have to prove himself not just to Kushina but also to Naruto. Their relationships would be a web of competition, friendship and budding romances. It would be a completely different story from the original, with different power dynamics and emotional entanglements among the three characters.
Naruto's relationship with Jiraiya would be different. Instead of being his student in the traditional sense, they might be more like peers. Jiraiya would probably still see Naruto's potential but would also be training Minato at the same time. So, Naruto would have to compete for Jiraiya's attention. With the other Konoha ninjas, Naruto being the same age as Minato would make him a more respected figure right from the start. He'd be seen as part of Minato's generation and might be involved in more high - level missions earlier.
The relationship between Naruto and Minato would be very different. Minato would be more like an older brother or a peer to Naruto rather than his father. They could train together and Minato could share his knowledge of jutsu with Naruto in a more equal way.
A plot twist could be that with Naruto at the same age as Minato, the Nine - Tailed Fox attack on the village might play out very differently. Naruto, already having his own strong will and the potential of a jinchuriki, could team up with Minato to fight off the fox in a different way. Maybe they find a way to seal the fox without sacrificing Minato, which would completely change the future of the Hidden Leaf Village. It could also mean that Naruto grows up with both his parents, leading to a much more stable and perhaps different - natured Naruto, less lonely and more confident from the start.
Naruto and Minato could have adventures in the spirit world together if they were the same age in fanfiction. They could face powerful spirits and learn spiritual ninja techniques. Their combined courage and determination would help them overcome the challenges there. They might also meet the previous Hokages in the spirit world and get some unique training or advice, which would be very beneficial for their growth as ninjas.