Sakura is often a main character. She could be a brave and intelligent girl with a mysterious past related to the sakura. The pirate captain is also likely to be a main character, perhaps a gruff but kind - hearted man who takes Sakura under his wing.
One main character could be a young pirate apprentice who befriends Sakura. They both grow and learn from each other during their adventures. And of course, there could be a villain character, a rival pirate or a dark sorcerer who wants to use the power of the sakura for evil purposes.
Another possibility is a rival pirate hunter. Someone who is jealous of Sakura's skills or success and tries to get in her way, perhaps by spreading false rumors about her or even directly interfering with her missions.
In these fanfics, Harry is the central figure. But there are often other important characters. For example, there might be a fellow pirate who is skeptical of Harry at first because of his wizarding ways but later becomes his loyal friend. There could also be a villainous pirate who sees Harry as a threat to his power on the high seas. Additionally, characters from the original Harry Potter series might make cameo appearances, like Hermione or Ron, who might try to convince Harry to come back to the wizarding world.
Since I don't have access to the actual 'sakura daddy fanfic', it's difficult to determine the exact main characters. But based on the title, it seems that Sakura and the 'daddy' character would be the main focus.
Another main character could be a native of Bashinv. For example, a wise old sage who guides Sakura through the mysteries of Bashinv. Their interactions are key to the development of the story.
In most 'sakura is a prodigy fanfic', Sakura is the central figure. However, depending on the plot, there could be antagonists as well. These antagonists might be jealous of Sakura's prodigious abilities or try to stop her from achieving her goals. And of course, there are usually her comrades or allies who help her along the way.
Typically, the main character would be the psychiatrist. There might also be patients who play significant roles. For example, a young patient struggling with depression and how the psychiatrist uses the serene environment of sakura to help them. There could also be colleagues or friends of the psychiatrist in the fanfic.
As we don't have specific details about this 'sakura bj fanfic', it's hard to say exactly. But based on the title, Sakura is likely to be one of the main characters. There could also be characters that are native to the Beijing setting, such as local residents, shopkeepers, or other people that Sakura might interact with in the story.
Typically, the main characters in sakura lemons fanfic could be the ones who are most closely associated with the sakura and lemons elements. It might be a character named Sakura who has a special connection to the sakura trees, and a character named Lemon who has unique abilities related to lemons.
I'm not sure specifically as it depends on the particular fanfic. However, it might include characters that are common in the original work it is based on, perhaps with some new or re - imagined versions of them.
It's hard to say exactly who the main characters would be without reading the specific fanfic. But it could be a young woman who has memories of her past lives related to sakura. Maybe she's the one who is on a quest to figure out the significance of these memories.