Since I don't know the exact content of the novel, I can't say for sure. But it might have a main character who is on the path to becoming a dragon. There could also be a mentor figure, perhaps an old dragon or a wise wizard who guides the protagonist.
Since I haven't read the novel, I can't say for sure who the main characters are. It could be a lone hero on a quest to become a god.
I'm not sure as I haven't read the novel. But typically, there would be characters who were once close to each other. Maybe it's a couple like Jack and Jill who used to be in love but now are growing apart. Or it could be a group of friends such as Tom, Dick, and Harry who are starting to see each other as strangers due to some events.
I'm not sure exactly as I haven't read the novel. But there's probably a protagonist who is the one becoming part of the villain's family. Then there would be the members of the villain's family, like a powerful and maybe cruel father figure in the family who is the main villain.
Perhaps there is a character who has always been interested in Japanese pop culture, like anime and manga, and decides to move to Japan to fully immerse themselves. They could be one of the main characters, along with some Japanese friends they make who help them understand the deeper aspects of Japanese culture.
Since we don't know the 'becoming sex story' in question, it's impossible to determine the main characters. It could be about an individual's journey, in which case the main character would be that person, or it could involve multiple characters in a more complex narrative about sexual relationships or identities.
I don't know for sure as I haven't read this particular 'dragon tamer novel'. But it could have a young and brave dragon tamer as the main character. There might also be a wise old dragon that serves as a mentor to the tamer.
There could be a brave knight as the main character. Knights are often associated with dragon - slaying in many novels. They are usually trained warriors with a sense of honor and duty.
The main characters in the 'dragon soul novel' are quite uncertain without more details. However, it could include a brave knight who is on a mission related to the dragon soul. He might be joined by a group of diverse characters, such as a cunning thief who has a change of heart and decides to help in the quest, and a wise elder who provides guidance on the nature of the dragon soul and how to handle it.
There could be a young and curious character who is the main focus. Maybe a wizard or a warrior. The wizard could be interested in the magical properties of the dragon pearl, while the warrior might be tasked with protecting it. There might also be an antagonist, perhaps a dark sorcerer who wants the dragon pearl for evil deeds.
Since I don't know the exact 'dragon providence novel', it's hard to say. But it could have dragon riders as main characters, or maybe a wizard who has a special connection with the dragons.