His relationship with his father would be completely different. Instead of growing up without him, he could have a normal father - son relationship. His father could teach him ninjutsu from an early age.
If Naruto goes back in time as a baby, his relationships would be transformed. He would have the opportunity to grow up with his parents, which is something he always desired. His father, Minato, could pass on his wisdom and skills directly. His mother, Kushina, would be there to comfort him and support his growth. In terms of his peers, he could be a positive influence on them from a young age. He might befriend Sasuke in a different way, perhaps preventing Sasuke from turning to the dark side later. With Sakura, he could be a more stable and confident friend, and their relationship could develop in a more positive direction. Overall, his relationships would be more stable and fulfilling compared to his original life.
In the 'Gundam Seed' fanfiction where Kira goes back in time, his relationships would change significantly. He would have the opportunity to approach his friends and allies in a new way. He could avoid misunderstandings that happened before. Also, he might be able to form new relationships with characters he didn't interact much with in the original story.
His relationship with Sasuke would be very different. If Naruto stops the Uchiha massacre, Sasuke may not have the intense hatred he had in the original story. They could grow up as friends without the need for Naruto to constantly chase after Sasuke to bring him back.
Link's relationship with his own past self could be a really interesting aspect. If he meets his younger self, there could be a sense of mentoring or even confusion. His younger self might not understand what's going on at first. And when it comes to friends like the Koroks, if he goes back to a time when the Korok Forest was in a different state, their interactions would be new and different. The overall web of relationships would be completely reshaped as he steps into a different time period in Hyrule's history.
His relationship with Kakashi would also change. Naruto could use his Rinnegan - enhanced knowledge to help Kakashi deal with his past traumas earlier. He might also show Kakashi new jutsu or ways of combat that he learned in the future. This would make Kakashi see Naruto in a whole new light and their bond could become more of a teacher - student relationship in reverse.
Well, he would have a second chance at life. Since he was a baby, he could grow up with different relationships. He might form stronger bonds with his parents and be able to learn more about his family. Also, he could start training earlier and become an even more powerful ninja. With his knowledge from the future, he could also help the village in new ways, like coming up with better strategies against enemies.
His relationship with Iruka sensei would be very different. As an old Naruto, he would be more of an equal to Iruka rather than a student. He could share his life experiences and wisdom with Iruka, and they might develop a more peer - like friendship.
If she goes back in time, her relationship with the Jedi Council would change. Since she has more knowledge of the future, she could prove to them that some of their decisions were wrong. This might make them respect her more, or it could lead to her being seen as a threat. As for her relationships with her clone trooper friends, she could use her knowledge to keep more of them alive during battles, which would strengthen their bond even more.
Well, for Naruto and Sasuke, their relationship might become even stronger earlier. In the past, they could train together more and understand each other's pain from the start. Sakura might be more assertive in her relationship with Sasuke, as she has the knowledge of what will happen in the future. She could try to prevent Sasuke from going down a dark path right from the beginning. And among the other members of Konoha 12, they might form closer bonds as they rely on each other more in this strange new situation of being in the past.
If Naruto was in the Hidden Cloud, his relationship with the Raikage would be crucial. The Raikage is a strong - willed leader. Naruto might start off on the wrong foot with him due to the Cloud's past conflicts with Konoha. But as time passes, they could develop a mutual respect. His relationships with other ninja in the Cloud would also be different. They might be more competitive given the Cloud's focus on strength.
His relationship with his former sensei, Iruka, would be really interesting. Naruto could go back and show Iruka how much he has achieved, which would be a really heartwarming moment. And with Kakashi, he could share his experiences as Hokage and maybe even learn some new things from Kakashi in the past.