In 'the wish of the dragon novel', the main characters could include the dragon of course. There may be a wizard or sorcerer who has some connection to the dragon's wish, either helping or trying to manipulate it. And perhaps a young adventurer who stumbles upon the dragon's situation and gets involved in the quest related to the dragon's wish.
The main characters in 'the wish of the dragon novel' are difficult to determine without more knowledge. However, it's reasonable to assume that the dragon is central. There could be a group of characters around the dragon. For instance, a group of dragon slayers who view the dragon's wish as a threat to their own existence and thus become antagonists. On the other hand, there might be a character like a dragon - keeper, who has a special bond with the dragon and tries to guide it in achieving its wish in a proper way.
I'm not sure specifically as it depends on the particular fanfiction. It could be the person who makes the wish, likely a human or some other sentient being. And of course, the dragon is bound to be a main character as the whole concept revolves around it.
I don't know for sure as I haven't read it. But it could be the dragon itself as the main character. There might also be characters like a human who befriends the dragon or other magical beings that the dragon encounters during its journey to fulfill its wish.
Since I don't know the exact 'a wish novel', I can't say for sure. But it could be a young protagonist who is on a quest related to wishes.
As I haven't read 'the wish novel', I can't be certain about the main characters. However, it's common in novels for there to be a central character who is on a journey, perhaps a person with a strong will and a big wish. There might also be supporting characters like family members or antagonists who oppose the main character's wish.
In 'the last wish novel', apart from Geralt, Yennefer and Ciri, there are other notable characters. Dandelion, for instance, is Geralt's friend. He is a bard and often gets involved in Geralt's adventures, sometimes causing trouble but also providing some comic relief. Another character is Vesemir, an older Witcher who serves as a mentor to Geralt and the other Witchers at Kaer Morhen.
Often, there is a protagonist who is driven by a strong sense of vengeance or a need to fulfill a certain goal related to their 'death wish'. There might also be an antagonist who stands in the way of the protagonist's pursuit.
Without having read the book, it's impossible to be certain. But it might have a hero or heroine who is on a quest related to their great wish. There could also be supporting characters like friends or family members who either help or hinder the main character in achieving their wish.
There might be a group of friends as the main characters. They could all have different wishes on the list, and through their interactions and shared adventures in trying to fulfill the wishes, their relationships could develop. For example, one friend might wish for a career opportunity and another for a romantic relationship, and their combined efforts to achieve these wishes could form the core of the story.
Since I don't know the specific 'last wish system novel', I can't tell you the main characters. But usually, there would be a protagonist who is closely involved with the last wish system. There might also be an antagonist who tries to disrupt or misuse the system.
Without having read the 'Sealed with a Secret a Wish Novel', we can only speculate. It could have a young protagonist, perhaps a teenager, who is full of hopes and dreams but has to keep their wish a secret for some reason. There might be a family member, like a wise grandmother or an older brother, who has some knowledge about the secret but doesn't reveal it all at once. And there could be a group of friends, some of whom support the protagonist in their journey with the secret wish, while others might accidentally get in the way. The relationships between these characters would likely be central to the story as the secret wish weaves through their interactions.