Well, in many such fanfics, there is often a central character who is the focus of the demon of love's attention. This could be a young and innocent person. Then there could be other characters like a wise old wizard or a brave knight who are either trying to protect the main character from the demon or are using the situation to their own advantage. And of course, there could be other demons or supernatural creatures who are either allies or enemies of the demon of love in the story.
Perhaps there is a hero or heroine who is trying to resist the allure of the demon of love. And of course, the demon of love itself would be a main character. There might also be side characters like friends or family of the human character who try to help or interfere in the situation with the demon.
Well, obviously the beauty and the demon are the main characters. The beauty could be a kind - hearted and gentle human with a pure soul. And the demon might be a powerful being with some dark and mysterious qualities.
Since I haven't read it, it's hard to say for sure. But it could be the usual Naruto characters like Naruto himself, Sasuke, or Sakura if the demon blade is something that gets involved in their storylines. Maybe there's a new character introduced specifically for this fanfic who is the one directly related to the demon blade, like a wielder or a protector of it.
I think Naruto is the central character. His friends, such as Kakashi, who was his teacher, would also be main characters. They would be involved in Naruto's journey of dealing with being labeled as a demon in Konoha. Additionally, any villains or antagonists who oppose Naruto because of his 'demon' status could be main characters. For example, if there are some villagers who are against Naruto and try to drive him out, they could be considered main characters in the context of this fanfic.
Since I haven't read it, I can't say for sure. But it's likely that Naruto could be one of the main characters given that it's in the title. There might also be new characters created specifically for this fanfic, like a demon breeder character who could be central to the story.
Obviously Naruto would be one of the main characters since the title mentions him. There might also be characters like Kakashi who could be guiding Naruto through this situation with the demon in the lake.
Well, Naruto would obviously be the main character as the story is centered around him being a half - demon. There might also be characters like Sasuke. Sasuke could be involved in Naruto's journey, perhaps initially being suspicious of Naruto's new powers but later coming to accept and even help him control them.
Obviously, one of the main characters would be the demon. Another would be the princess. And depending on how the story is written, Naruto and some of his friends like Sasuke or Sakura might also be important characters as they could be involved in the events related to the demon and the princess.
Obviously, Bubbles is one of the main characters. And then there's the demon. There might also be other Powerpuff Girls like Blossom and Buttercup who could play supporting roles, either helping Bubbles deal with the demon or getting involved in the overall situation in some way.
Obviously, Naruto would be one of the main characters. There might also be some original characters created specifically for this fanfic that are from the demon village. They could be demon villagers with unique powers or personalities.
Main characters in naruto demon harem fanfic are Naruto, who is in the middle of all the action. Female characters such as Temari from the Sand Village might also be included. And the demon, which is what makes it a 'demon harem' fanfic. The demon might have its own motives and goals, which often clash with Naruto's. The female characters are caught in between, having their own feelings for Naruto and being affected by the presence of the demon. This complex web of relationships is what drives the story forward.