One interesting plot could be Naruto facing new and unexpected challenges as Hokage. For example, a hidden threat from an ancient clan that resurfaces. Another could be Naruto's struggle to balance his family life with his duties as Hokage. He might have to deal with his son's rebellious phase while also handling village affairs.
A cool plot could be that Naruto, as Hokage, discovers a new form of chakra or ninja art. He then has to train the younger generation in this new art while also protecting the village from those who would seek to misuse it. This can involve him going on secret missions to find out more about the origin of this new power.
In some fanfics, Naruto becomes Hokage and has to reform the ninja system. He realizes that the old ways are causing more harm than good, so he tries to introduce new training methods and ethics. This often leads to conflict with the traditionalist ninja in the village, creating a lot of drama and interesting storylines.
Naruto in these fanfics usually has a great sense of responsibility. He feels the weight of the entire village on his shoulders. He is constantly working to improve Konoha, whether it's by strengthening its economy, improving the ninja academy, or forging new alliances. He is also more diplomatic, having to deal with other villages' leaders on a regular basis.
Well, in some 'naruto is hokage fanfiction', there might be a plot where Naruto discovers a long - lost secret about the Hokage position. Maybe it's a hidden power that only the true Hokage can unlock. And then there could be a story line where Naruto has to balance his family life with his duties as Hokage. His kids might get involved in some dangerous situations that he has to handle while still leading the village.
One interesting plot could be exploring the Second Hokage's early days as a ninja. Maybe showing his training under the First Hokage and how he developed his unique water - style jutsu. Another could be a story where he has to face a powerful enemy from another village alone, testing his skills and strategic thinking. And also, a plot about his relationships with other important characters in the Hidden Leaf at that time, like how he influenced the future generations of ninjas.
A possible plot is that the evil Hokage has been corrupted by power. They start to impose extremely harsh rules on the villagers. Any form of dissent is brutally punished. They also might be using the village's resources for their own hedonistic desires, like building huge palaces for themselves while the common villagers suffer from poverty and lack of basic necessities.
Another plot might involve Naruto's relationships as Hokage. He could be mentoring a new generation of ninjas, like teaching them the true meaning of being a ninja. His own experiences as an outcast turned hero could shape his mentorship style. Also, his relationships with his old friends might change as he takes on the responsibilities of the Hokage, adding an interesting dynamic to the story.
One interesting plotline could be Naruto facing new and unexpected threats to the village as Rokudaime Hokage. He might have to deal with political intrigue within the village as some may not fully accept his leadership at first.
A really interesting plot could be Naruto traveling back in time to the era before he was born. He could meet his parents and other important figures in the village's history. This would give him a chance to understand the roots of the village better and also learn some new jutsu or strategies that he could bring back to his own time to make the Hidden Leaf even stronger as a Hokage.
One idea could be a fanfic where the 7th Hokage, Naruto, has to face a new and powerful enemy from a hidden land that was previously unknown. This enemy has a unique jutsu that can nullify Naruto's chakra. Another idea is a story about Naruto's daily life as Hokage, dealing with the paperwork while also trying to find time for his family.
In some 'naruto is hokage fanfic', Naruto could be facing a new and powerful enemy that specifically targets him as the Hokage. This would put his leadership skills and ninja abilities to the ultimate test. He would need to call upon all his friends and allies to protect the village.
In this fanfic, Naruto might bring new policies to the village. He could focus on improving the relations between different ninja clans. For example, he might create more joint training programs for the Uchiha and other clans to heal the old wounds.