The protagonist, the reincarnated dragon hatchling, is of course the central character. Along the way, he meets different beings. There could be a wise old wizard - type character who gives him some advice at some point. And there might be some other dragon hatchlings or young dragons that he either befriends or competes with. These characters all play important roles in shaping his experiences and his growth in the story.
The main character is, of course, the dragon hatchling who has been reincarnated. There may also be other dragons that play important roles, like its parents or other elder dragons that guide or interact with the hatchling. And there could be various other creatures in the world of the novel that have interactions with the main character, such as humans or magical beasts.
The plot mainly follows the story of a person who is reincarnated as a dragon hatchling. It involves his adventures in a new world full of magic and mystery. He has to face various challenges like surviving in the wild, dealing with other magical creatures, and trying to figure out his place in this new existence.
The dragon hatchling itself is quite an interesting character. Its perspective as a reincarnated being in a new form makes it unique. There might also be some wise old dragons that are interesting. They could have a lot of knowledge about the dragon lore and the world in general.
The main character is, of course, the one who is reincarnated as the dragon egg. However, without reading the whole novel, it's hard to say exactly who else might be important. There could be other dragons, perhaps a wise old dragon that serves as a mentor figure, or some human characters who cross paths with the newly hatched dragon.
The main plot often revolves around the dragon hatchling facing various challenges. For instance, it has to find food and shelter while being a small and vulnerable creature. As it grows, it also encounters other magical creatures and sometimes has to compete or cooperate with them. Plus, there's the aspect of the hatchling discovering its unique powers and how to use them effectively in different situations.
One key feature is the unique perspective. Being reincarnated as a dragon hatchling gives a fresh take on the fantasy world. The growth and development of the main character from a tiny hatchling to a powerful dragon is also a major aspect. There are often interesting interactions with other creatures in the world, and the exploration of dragon lore and abilities.
There's likely the main character who is the reincarnated dragon. Their unique perspective as a human turned dragon is quite interesting. And there may be other dragons that they interact with, some might be friendly and some hostile. Also, characters from other races like wise old elves or strong dwarven warriors could be part of the story.
The dragon itself is an interesting character as it has to navigate its new life as a dragon. There might also be other dragons that it meets, each with their own personalities and motives. And perhaps some friendly or not - so - friendly creatures that cross its path during its adventures.
Rimuru Tempest is the main character. He is the reincarnated slime who drives the whole story forward with his adventures and growth.
Often in this type of light novel, the reincarnated character has friends or allies among the elves. These could be young elves who are curious about the new ideas the main character brings. And there could be an elder elf who has great wisdom and guides the main character through the intricacies of elven culture and magic. These are all potential main characters in the story.