One idea could be Naruto using his ninja skills to bring about a new era of peace in his empire. He might establish a new system of governance that combines the values of the ninja world with those of an imperial regime. Another could be Naruto facing challenges from within his own court, with some nobles plotting against him because they don't trust his 'outsider' ways. Also, he could form alliances with other kingdoms or empires in a way that no one expected, perhaps through his unique understanding of people and his ability to make friends.
Another plot idea is that in a post - war world, Naruto and Hinata are seen as the saviors and are made emperor and empress. They start a new era of peace and prosperity. They introduce new policies like better education for all shinobi and civilians alike. They also face challenges from old grudges that some hold against the Hidden Leaf Village, but they overcome them together.
One idea could be Naruto being transported to the Star Wars universe and somehow becoming a Sith Emperor. He might use his ninja skills in a new and dark way. For example, his shadow clone jutsu could be used to deceive and manipulate his enemies in the Sith world.
One idea could be Naruto as an emperor having to deal with political intrigue within the ninja villages. He might face challenges from rival clans who don't want to accept his new authority.
In this fanfiction, it could be that the Red Dragon Emperor's abilities are mistaken for a new and dangerous form of jutsu. This misunderstanding might lead to Naruto being hunted by certain groups within the ninja world who fear this unknown power. Meanwhile, Naruto has to figure out how to use this power to protect his friends and village, and also how to clear the misunderstandings.
One idea could be the Black Dragon Emperor's powers influencing Naruto's ninjutsu in unique ways. For example, his fire - based jutsus might gain a more dragon - like quality, like the flames taking on a blackish hue and having a more destructive force.
One idea could be an emperor who has to deal with a hidden rebellion within his court. The rebels are disguised as loyal servants, and the emperor must use his wits to uncover them.
A more complex plot might involve Tayuya being captured by an enemy group and Naruto being the only one who can rescue her. Along the way, Naruto discovers some secrets about Tayuya's past that change his perception of her, and she in turn realizes that Naruto is not just a simple - minded ninja as she initially thought. As they escape from the enemy, they form a bond that is both unexpected and deep.
One idea could be that Hitomi has a special power that Naruto discovers during a mission. They then have to work together to keep this power a secret from the wrong people. Another could be a story where Hitomi is from a different village and Naruto has to convince her that Konoha is a place she can trust. Maybe she has some information about a new threat and Naruto needs to protect her while getting that information.
One plot idea could be Naruto trying to understand Pain's ideology on a deeper level while in the midst of battle. Maybe he discovers some similarities between their motives, like their desire for peace in their own ways. Another could be Naruto getting trapped in one of Pain's jutsu and having to experience Pain's past traumas first - hand, which changes his perspective on him.
A more complex plot could be set in a time when there is a famine in the village. Ayame's ramen shop is struggling to get ingredients. Naruto, being the hero he is, offers to help. They travel to different lands to trade for ramen ingredients. Along the way, they encounter various characters from other villages, some friendly and some hostile. This journey not only strengthens their friendship but also helps to save the ramen shop and feed the village.