Sasuke could be a main character. He might be initially skeptical of Naruto's new void powers but later come to understand and support him. Kakashi could also play an important role as he has a lot of knowledge and experience, and could help Naruto figure out how to control his void - related abilities.
Another potential main character could be Hinata. She has always been by Naruto's side and in this fanfiction, she might be the one who encourages Naruto when he is struggling with the implications of his new power. And maybe there is a new character, a hermit from a far - off land who has some knowledge of the void and becomes Naruto's mentor in mastering it.
Gohan himself could be a main character in some form. Maybe he exists in Naruto's memories or as a spirit guide. Another potential main character could be Sakura. She might be interested in Naruto's new powers and try to help him understand and control them. And of course, there could be new characters introduced from Gohan's world that interact with the Naruto characters.
Iruka could be an important character. He's always been like a father figure to Naruto, and now with this new revelation, he might have to help Naruto deal with it. Hinata could also be in the story, and her feelings for Naruto could be complicated by his connection to Kisame. And then there could be some original characters created just for this fanfiction, like a ninja who was a former ally of Kisame and has some information for Naruto.
Boruto could play a role in this fanfiction. He might be eager to learn from his father and be involved in the rebuilding. He could bring in new ideas from his own generation. Tsunade could also make an appearance. Her medical and leadership skills could be useful in ensuring the well - being of those involved in the rebuilding. And then there could be some antagonists, perhaps ninja from other villages who are jealous of Naruto's power and the potential new power Uzushiogakure could gain once rebuilt, and they try to sabotage the process.
Sasuke is often a main character in such fanfictions. He could be Naruto's right - hand man, using his skills and intelligence to support Naruto's rule. Their relationship might be more complex, with Sasuke having to come to terms with Naruto's new position of power.
Sasuke could be involved. He might either try to stop Naruto from leaving, believing that they should face whatever comes together in Konoha, or he could decide to join Naruto on his journey, as they have a deep bond.
Sakura could be an interesting addition. She might be jealous at first when she sees Naruto in a harem situation with Tayuya but then realizes she also has feelings for Naruto in a different way. Another character could be Ino. She could be friends with Tayuya and get drawn into the harem dynamic, adding more complexity to the relationships.
In addition to Naruto and Pakura, Hinata could be involved. She has a crush on Naruto, and with him being adopted by Pakura, she might be shy yet eager to interact with him in this new context. Rock Lee could also be in the story. He is always looking for strong opponents and new training methods. Naruto's new situation under Pakura's care might intrigue him, and he could try to learn from Naruto's new experiences. And of course, Orochimaru might be interested in Naruto's adoption as well, seeing it as a way to potentially get closer to Naruto for his own devious plans.
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.
There could be some new characters introduced. For example, an old hermit who has a deep knowledge of ancient trap - making techniques and teaches Naruto some of his secrets. Also, some of the villains from the original Naruto series might appear, like Orochimaru, who would be intrigued by Naruto's newfound skills and try to either steal them or find a way to counter them.
Well, Naruto himself could be involved. He might be concerned about Tsunade's pregnancy and offer his support in some way, like running errands for her or helping to keep the village in order while she's dealing with her pregnancy.