I'm not entirely sure without more details about the specific 'Little Red Flowers story', but it could be a child who is trying to earn the little red flowers through good behavior.
Maybe there is a teacher or an adult figure in the story. This person could be the one who gives out the little red flowers. And of course, there would be other children or characters who are either competing for the flowers or learning from those who earn them. For example, if it's a school - based story, classmates would be important characters as they interact with each other in the context of the little red flowers system.
In the Little Red Flowers story, there might be a protagonist, perhaps a young girl or boy with a kind heart. This character is always eager to do good deeds and earn the little red flowers. There could also be some supporting characters like the child's parents who encourage the good behavior at home, and friends who either compete or cooperate with the main character in the journey of getting the flowers. And don't forget the authority figure, like a principal or an elder in the community, who sets the standards for awarding the little red flowers.
If the 'little red flower story' is about a journey, the main character could be a traveler who comes across the little red flower during their travels. Along the way, they might meet other people or characters, like a local villager who tells them the significance of the little red flower in that area.
The main character is the little red engine. There are also the toys and good things in the train it has to pull.
The little girl is the central figure in the little red shoes story. And there are also some other characters like the shoemaker who made the red shoes. However, the little girl's story with the red shoes is what the whole story is mainly about.
If the 'little red children story' is a story about a group's journey, then the main characters could be the bravest or the most curious among the little red children. For example, there could be a child who is always coming up with ideas to solve problems they encounter during their adventure. And also, there might be an older child who looks after the younger ones in the group.
I'm not certain about the main characters in 'the little red pen story'. It could be a group of students who all have a connection to the little red pen. One student might be the one who always uses it, another might be jealous of that student for having it, and a third might be the one who accidentally breaks it and then tries to fix it. Or it could be a story about an artist who uses the little red pen as their favorite tool and the people they meet while using it in different locations.
The main character is surely the little red elf. There may also be other elves as side characters.
Grandma is also an important character. She is the one that Little Red Riding Hood is going to visit, and she gets eaten by the wolf first. Little Red Riding Hood is known for her red hooded cape that gives her the name. She is often depicted as a kind and naive girl. The wolf, on the other hand, is cunning and hungry, using trickery to get what he wants.
Since we don't have much information about the 'little red coat story', it could be that the main character is a girl or a boy who wears the little red coat. There might also be some supporting characters like the child's parents or friends.
The main character is surely the little red kite. It's what the story is centered around. Additionally, there may be elements in the story that can be considered as characters in a sense. For example, the wind. The wind is like a character that interacts with the little red kite. It can be a friendly force that helps the kite fly higher or a challenging one that tries to knock the kite off course. And the person flying the kite is also a crucial part of the story as they are directly involved with the little red kite's adventures.
In the Red Little Hood story, the main characters are Little Red Riding Hood, a sweet and innocent girl, and the wolf, a sly and menacing figure. Little Red Riding Hood is known for her red hooded cape and her journey to her grandmother's house. The wolf, on the other hand, is out to cause trouble. He uses his wits to deceive Little Red Riding Hood, first by talking to her on the way and then by disguising himself as her grandmother. These two characters drive the story forward with their interactions.