Obviously Naruto would be one of the main characters. And since it's about the black dragon, the dragon itself would likely be a main character too. There might also be other Naruto - related characters like Sasuke or Sakura who could be involved in the story in some way.
The main character is Naruto for sure. He is the one around which the story would revolve. The black dragon is also a key character. It's possible that there could be other characters from the Naruto universe that are reimagined in relation to the black dragon. For instance, Orochimaru might be interested in the black dragon's power and try to steal it from Naruto. Or Hinata could be involved in some way, maybe she has a special connection to the dragon that helps Naruto in his journey. The main characters are the ones that drive the plot forward, and in this fanfiction, Naruto and the black dragon are at the heart of it.
In 'naruto the black dragon fanfiction', Naruto is the central figure as the story is likely built around his experiences. The black dragon is another main character, which may have its own personality and motives. There could be antagonists as well, perhaps new villains who are after the power of the black dragon or want to stop Naruto from achieving something related to the dragon. Also, Naruto's friends and mentors from the original Naruto series, such as Kakashi, could make appearances and play important roles in the story, either supporting Naruto or being involved in the mystery surrounding the black dragon.
Well, Naruto is most likely one of the main characters since it's a Naruto fanfiction. And probably there will be a character related to the black dragon emperor, whether it's the black dragon emperor itself or someone who has a connection to it. There could also be other Naruto characters like Sasuke or Sakura involved, depending on how the author wants to develop the story.
Sasuke could also play a major role. His rivalry with Naruto might take on a new dimension with Naruto having the power of the Black Dragon Emperor. He could either be jealous and try to compete even more fiercely, or he might be intrigued and eventually team up with Naruto in a new way.
Naruto would most likely be one of the main characters. Since it's a 'naruto the dragon fanfiction', he is probably at the center of the story. There could also be new characters introduced, like dragon - like beings or people who have a special connection to dragons.
It's hard to say for sure without reading it. But it could be the black dragon itself as a main character, or perhaps a brave knight who is set on breaking the curse.
Well, the black dragon itself is most likely a main character. There might also be a young hero or heroine who either befriends the dragon or tries to stop it.
I'm not sure as it's a fanfiction, but there could be a brave knight who is trying to protect the eye. Maybe a wizard who is trying to understand its magic.
Obviously, the Black Dragon Emperor himself is a main character. He is likely to be at the center of the story, with his actions and decisions driving the plot forward.
Since I haven't read it, it's hard to say for sure. But most likely there would be a character who is having tea with the black dragon. There could also be other characters in the background that are related to either the tea - serving or the world where the black dragon exists.
Obviously Naruto would be one of the main characters. And there could be some original characters created specifically for this fanfiction related to the chaos dragons, like a dragon rider who teams up with or opposes Naruto.
Obviously Naruto is likely to be one of the main characters. He might be the one who has the most interaction with the sky dragons. There could also be a new character created specifically for this fanfiction who has a special connection to the sky dragons.