Well, when Naruto becomes the Death God in fanfiction, his relationship with Sakura would change. She might be more hesitant around him, as his new power is so otherworldly. And his bond with Kakashi would also be different. Kakashi, being a wise ninja, would try to guide Naruto in using this power responsibly. Naruto's relationships with the villagers would shift too. Some might worship him, while others could be suspicious of his new - found power.
In a fanfiction where Naruto becomes the Death God, his relationships would be completely overhauled. His friends like Shikamaru, who used to think of him as a bit of a goofball but a reliable comrade, would now see him as a being of great power. His relationship with Hinata would be complex. Hinata might be proud of him but also worried about the implications of his power. And Naruto's connection to the tailed beasts would also change. They might respect him even more as he now has a power that even they can't fully comprehend.
His relationship with Sasuke would be very different. Sasuke might view Naruto with a new sense of awe and respect. Instead of their rivalry, Sasuke could become Naruto's most loyal follower or partner in maintaining the balance of the new world Naruto as a primordial god would oversee. With his friends like Sakura and Kakashi, Naruto would be more of a protector. They would look up to him not just as a friend but as a divine being.
Well, with his friends, Naruto's relationships would change significantly. They would be confused and concerned. Sakura might try to use her medical skills to see if there's something physically wrong with Naruto that's making him act like a mini Madara. Kakashi would be on high alert, not knowing if Naruto could be a threat. Naruto's relationship with the younger generation, like Boruto and the others, would also be affected. They would look at him differently, and Naruto would have to deal with their disappointment and fear. He would have to work hard to regain their trust and show that he's still the Naruto they know deep down.
Naruto's relationship with his teachers could also change. They would be proud of his growth in intelligence. But at the same time, Naruto might start to question some of their teachings and suggest new ways of doing things. With his peers, he could be a great source of knowledge and advice, which could strengthen some friendships while causing some envy in others. Overall, his relationships would be in a state of flux as he adapts to his new intellectual abilities.
With Kakashi, it would be a complex situation. Kakashi might have tried to prevent Naruto's banishment but failed. When Naruto becomes Raikage, Kakashi would have to respect his new position. Naruto's relationship with the people of the Land of Lightning would start off as a bit of an outsider but as he becomes Raikage, they would look up to him. His relationship with the other Kage would also change. They would see him as a new player in the political and ninja world. Some might be skeptical of his sudden rise in the Land of Lightning, while others might be interested in forming alliances with him.
His relationship with Sasuke would likely become more harmonious. In life, they had their share of struggles and rivalry. But in death, they could finally let go of their earthly grudges. They might spend time reminiscing about their bond, from their first encounter as rivals to their later alliance.
His relationships with his friends would become more complex. For example, Sasuke might be jealous or in awe of Naruto's new power. Sakura might see him as more of a distant figure, someone she can't fully understand anymore. And his old teachers like Kakashi would be in a position of having to respect Naruto's new status while still trying to guide him in some ways.
If Naruto becomes a nukenin, his relationship with the village elders would be completely severed. They would see him as a threat, and he would see them as unjust. With his peers, some might side with him, believing in his innocence. Others would follow the village's orders out of loyalty. His bond with the Nine - Tails would also change. The Nine - Tails might offer more support, seeing Naruto as an outcast like itself.
His relationship with Sasuke would be greatly affected. Sasuke, who has his own experiences with the idea of killing, might see Naruto in a new light. They could either become rivals again or Sasuke might try to 'save' Naruto from his new dark path. With Sakura, she would be horrified. She's always seen Naruto as a positive force, and this change would make her question everything. She might even try to use her medical skills to 'cure' Naruto of his new - found killer tendencies.
If Naruto becomes a Saiyan in fanfiction, his relationship with his mentor, like Jiraiya, could be different. Jiraiya would have to guide Naruto in handling these new Saiyan powers. Naruto's friends might be both in awe and a little scared. For example, Sakura might be worried about Naruto losing control of his new powers. And his relationship with the villagers could change too. Some might see him as an even greater protector, while others might fear his new, more alien - like powers.
His relationship with Kurama might become more complex. Since he's now also a kitsune - like being. They could either become more competitive or find a new way to cooperate. With his friends, some might be in awe of his new form, while others might be a bit scared at first. But Naruto's kind heart would eventually make them all accept him as before.