The main characters are the king and his lazy subjects.
Obviously, the king is one of the main characters in this story. He is in a position of power and has to deal with the situation of having lazy subjects. And the lazy subjects are also main characters. They are the ones whose laziness becomes a central issue in the story, and their behavior affects the king and probably the whole kingdom as well.
In the 'the king and his lazy subjects story', the two main groups of characters are the king, who is in charge of the kingdom, and his subjects who are lazy. There may be other minor characters perhaps, but the focus is on the relationship between the king and these lazy subjects.
One possible moral is that leadership, like that of the king, needs to find ways to motivate lazy subjects. In the story, perhaps it shows that a king has the responsibility to inspire his people to be more productive so that the kingdom can thrive. For example, he could offer incentives or set good examples himself. If he fails to do so, the whole kingdom may suffer from the inactivity of its people.
In the 'the king and his lazy subjects story', one possible moral is about responsibility. The king has the responsibility to lead, but the subjects also have the responsibility to be productive members of the kingdom. Their laziness might suggest that they are not fulfilling their part. This could imply that in any group or society, each individual should take ownership of their tasks and not rely solely on the leadership. If the subjects remain lazy, it could lead to the downfall of the kingdom, which emphasizes the importance of everyone doing their bit.
I'm not sure who the main characters are in 'the lazy king novel' as I haven't read it. But surely the lazy king himself is one of the main characters.
There could potentially be other characters like the king's advisers. If they are also lazy, they contribute to the state of the lazy kingdom. Or if they are not, they might be the ones trying to persuade the king to change things in the kingdom.
Since I don't know the exact 'lazy king story', it's hard to say. But surely there would be the lazy king himself.
There might be his loyal servants as main characters too. They would be constantly trying to get the king to do his duties, creating a lot of comical situations.
Since I haven't read it, I can't say for sure. But I would assume the lazy king is one of the main characters. There might also be a loyal servant or an advisor who is constantly trying to get the king to be more responsible.
The main character is the lazy boy. Additionally, there could be his teachers in the story. Since he is lazy, his teachers would be important characters as they witness his lack of effort in study and might try to encourage or discipline him. Also, his siblings if he has any could play a role, perhaps contrasting with his laziness by being more active and responsible.
Obviously, the lazy little bird is the main character. There might be other birds in the background or some animals that interact with it in the story, but the focus is on this one lazy little bird.