Since I don't know the exact 'blueberry graphic novel', I can't say for sure. But it's likely that Blueberry herself is a main character. There may also be her friends, family members, or some antagonists who oppose her in some way.
Well, the blueberry girl herself is obviously a main character. She's usually the center of the story with her unique traits. There might also be a sidekick, like a little talking animal that accompanies her on her adventures.
Given the name 'blueberry boy story', the central character is no doubt the boy. But there could be other supporting characters. If it's a story about the boy's family business of growing blueberries, then his parents would be important characters. They could be teaching him the trade, passing on family secrets about blueberry cultivation. There might also be a local merchant who buys the blueberries from the boy's family, adding an element of commerce to the story. And if the story has a touch of magic, there could be a fairy or a spirit that guards the blueberry patch and has an interaction with the boy.
Since I don't know the exact 'blueberry girl story', it could be the blueberry girl herself as the main character. Maybe there's also a wise old owl that gives her advice on her journey.
Since I don't know the exact 'blueberry girl expansion story', it's hard to say for sure. But most likely, the blueberry girl herself would be a main character. There might also be characters like her family members, if the story is about her family life and how blueberries are part of it. Or perhaps there are friends she has who are involved in her blueberry - related adventures.
I'm not sure specifically what 'blueberry graphic novel' is about as there could be many with this name. It might be about a character named Blueberry, perhaps her adventures, relationships or some sort of mystery she gets involved in.
Since I don't know the exact 'blueberry girls story', it's hard to say. But likely, the main characters are the blueberry girls themselves. There could also be supporting characters like their parents, friends in the neighborhood, or an old wise person who gives them advice related to blueberries or their adventures.
Obviously, Yn and Doctor Blueberry are the main characters. Yn is likely the protagonist who is new to the Underswap world, and Doctor Blueberry is an important figure in that world.
I'm not sure specifically as I haven't read the 'Blueberry Days' short story, but they could be local farmers who depend on the blueberry harvest for their livelihood. Or perhaps a young child who discovers the joy of blueberry picking during a summer visit to the countryside.
I'm not sure specifically which 1986 graphic novel you're referring to. There are so many graphic novels from that year. Without more information, it's impossible to say who the main characters are.
The main character is Winston Smith. He works in the Ministry of Truth, where he starts to have rebellious thoughts. His relationship with Julia, a young woman who also rebels against the system, is central to the story. O'Brien, on the other hand, is a complex character. He initially gives Winston the impression that he is against the Party, but later reveals his true loyalty to the regime, and plays a crucial role in Winston's downfall.