I'm not sure exactly as I haven't read the specific 'After the Rain' short story. But usually, the main characters are those who drive the plot forward, like a protagonist who might be facing a problem related to the post - rain situation.
Without having read the 'After the Rain' short story, I can only speculate. There might be a central character, perhaps a farmer who is depending on the rain for his crops. After the rain, he has to deal with the consequences, whether good or bad. There could also be a child character who is fascinated by the changes the rain has brought, like the appearance of rainbows or the way the mud feels. And there could be a neighbor character who either helps or hinders the main character in dealing with the post - rain situation.
Perhaps there is an old man who sits on his porch every time it rains and after the rain stops, he reflects on his long life. He could be one of the main characters. Another character might be a stray dog that finds shelter during the rain and then its journey after the rain ends forms part of the story.
Since I don't have information about this novel, it's hard to say exactly. However, in most novels, the main characters are those who face the major conflicts. They could be people from different backgrounds, with different goals and personalities, and their interactions and struggles form the core of the story. Maybe in this 'after the rain novel', there is a young protagonist who is trying to overcome some sort of personal or social obstacle, and there are other characters around them that either help or hinder their progress.
I'm not sure specifically as I haven't read the novel. But usually, a novel will have a protagonist who is central to the story. There might also be a love interest, a mentor - like figure, or an antagonist who creates conflict for the main character.
Perhaps it's a young child who is both fascinated and a bit scared of the rain. The story might revolve around their experiences and emotions during the rain. They could be learning about nature and its power through this encounter with the rain.
I'm not entirely sure as I haven't read it in a while, but usually there are some astronauts or explorers.
In 'the rain horse short story', the most prominent character is the man. He's the one through whose eyes we experience the whole story. The rain horse can also be considered a main character in a way, as it is the central element that drives the story forward. It's like an antagonist of sorts to the man, creating all the tension and mystery in the story. There might be some minor characters in the background, like people from the man's past or place he came from, but they are not really in the forefront.
I don't know as I haven't read it, but they could be ordinary people living in a small town affected by the rain in some way.
I don't have enough information to say for sure. It could be ordinary people living in the area where the black rain occurs, like a farmer, a young child, or a local scientist.
The main theme could be renewal. After the rain often symbolizes a fresh start, and in the story it might be about characters starting anew, leaving behind past troubles.
Not having read the 'big rain story', it's just speculation. But it could feature characters like a young child who is frightened by the big rain and the thunder that comes with it. There might be an old man in the story who has seen many big rains in his life and offers wisdom and guidance to the others. Also, there could be a local official who is in charge of coordinating the response to the big rain, like organizing shelters and rescue operations.