Since we don't have more details about the 'happy man story', it could be an ordinary man. Just a regular person who has an extraordinary journey towards happiness.
The main character in the 'happy man story' could be any man really. It could be a fictional character created to illustrate the concept of happiness. He might be a character with a specific background, like a man from a small town who moves to the big city and has to find his place and happiness there. Or it could be a man who has always lived in the same place but discovers new sources of happiness as he grows older.
In the 'Happy Man's Shirt Story', the main character is surely the man associated with the shirt. He could be a simple farmer who one day stumbles upon this extraordinary shirt. Or he could be a weary traveler who is given the shirt as a gift. The story could detail his experiences with the shirt, how it affects his mood, his relationships with others. It could show how this one item, the shirt, becomes a significant part of his identity and his journey towards happiness.
The main character could vary depending on the specific Happy Story. It might be a young person facing challenges and finding joy, or it could be an elderly person sharing life lessons with a positive twist.
The main character in a happy short story can vary greatly. It might be a woman who reunites with a lost loved one, or a young professional who gets a big promotion and finds fulfillment.
Since I don't have the full story, it's hard to say exactly. However, if it's a typical short story, the main character would be the 'happy man' of course. He could be surrounded by other characters such as a wise old man who gives him advice on happiness, or a young child whose innocence makes him reflect on his own happiness. There could also be a love interest, a woman who plays a role in his emotional state and his perception of happiness.
Since we don't have all the details of 'the shirt of a happy man story', it's hard to say exactly. However, there must be at least two main characters. One is the protagonist, who is not happy and is in search of the shirt of a happy man. The other could be the person who is thought to be happy, the owner of the shirt. There might also be other characters like people the protagonist meets during his search, but without more information, we can only assume these two as the main ones.
As we don't know the details of 'the man story', the main character is simply 'the man' in question.
Often, there is a king or a rich man as one of the main characters. He is the one who is unhappy and sets out to find the happy man's shirt.
Since it's 'the happy man story', the protagonist is most likely the happy man himself.
Since I don't know the exact 'lamppost man story', the main character is probably the man who is associated with the lamppost in some way.
Since we don't really know the specific 'hatchet man story', it's hard to say who the main character is. It could be the hatchet man himself, if the story focuses on his actions and motives.