Who are the interesting characters in 'Reincarnated as an Imperial Prince novel'?

One main theme could be power struggle. Since he is reincarnated as an imperial prince, he is likely to be involved in competing for the throne or influence within the imperial court. Another theme might be self - discovery. As he has a new identity, he needs to figure out his new role and how to use his past - life knowledge in this new world.

There's likely the main character who is the reincarnated dragon. Their unique perspective as a human turned dragon is quite interesting. And there may be other dragons that they interact with, some might be friendly and some hostile. Also, characters from other races like wise old elves or strong dwarven warriors could be part of the story.

The protagonist, of course. As a reincarnated goblin, their journey and growth are central to the story. There might also be a wise elder goblin who imparts knowledge and wisdom to the protagonist. And perhaps a rival goblin who challenges the protagonist's status within the tribe.

The reincarnated aristocrat themselves is an interesting character. Their knowledge from their past life combined with the new challenges in the aristocratic world makes them unique. Then there might be a wise old butler or advisor, who provides guidance and insights to the main character.

The dragon itself, of course. Starting from the egg stage, its journey of growth and development makes it a very interesting character. There are also probably some magical creatures that interact with the dragon. Maybe a wise old owl or a mischievous fairy that cross paths with the dragon at some point.

The sword itself is very interesting as it has the mind of a human reincarnated. And the cat - girl is also a great character. She has her own backstory and personality that makes her really stand out.

Fran is one of the most interesting characters without a doubt. Her naivete combined with her fierce determination makes her stand out. The blacksmith in the story is also quite interesting. He helps the sword upgrade and his interactions with Fran and the sword are full of character.

The cat protagonist is surely one of the most interesting characters. Since it has the mind of a human, its reactions to the world as a cat are unique. Maybe there are also some other animals like a wise old owl or a friendly dog that make the story more interesting with their different personalities and behaviors.

Shion is an interesting character. She's a strong ogre who is extremely loyal to Rimuru. Her clumsy yet endearing nature, especially when it comes to cooking, adds a touch of humor to the story. Then there's Benimaru. He's a very capable leader among the ogres. His respect and admiration for Rimuru, and his own skills in combat and strategy, make him a great addition to the cast.

There might be an antagonist who is really interesting. Maybe it's another god who is jealous of the protagonist's new - found divinity or has different ideas about how the world should be run. Their clashes with the protagonist can create great drama. Also, any mortal characters who interact with the god - protagonist in a special way, like a mortal with a prophetic gift, could be very interesting.