In the '47 ronin graphic novel', the main characters are surely the 47 Ronin. Among them, Oishi Kuranosuke stands out. He was the mastermind behind their plan to avenge their master. And then there might be other individual Ronin who have their own personalities and backstories that are explored in the graphic novel. There could also be characters related to the antagonist, like Kira Yoshinaka, who was the target of the Ronin's revenge.
In a 'ronin graphic novel', the ronin is bound to be one of the main characters. He could be joined by a young apprentice he picks up along the way, who is eager to learn the ways of the samurai from him. There might also be a female character, perhaps a healer, who becomes an important part of his journey. Another possible main character could be the leader of a group that the ronin has a conflict with, which drives much of the story's action.
The 47 Ronin are the central characters in this graphic novel. These were samurai who were left without a master. Each ronin might have his own distinct personality and backstory within the narrative. There could also be other characters like the lord who was wronged, whose death set the 47 Ronin on their path of revenge, and characters from the opposing side who they had to face during their quest.
Well, the main character is likely the last ronin himself. There may also be some supporting characters like his former comrades, or the people he meets during his journey.
The most prominent character is the last ronin Turtle. He is a complex character with a tragic backstory. He has to carry the weight of his family's legacy. Along his journey, he'll encounter various antagonists who are out to stop him. And there may be some side characters who play a role in his path, whether it's by providing information or getting in his way, but the last ronin Turtle is the heart of the story in this graphic novel.
The central character is the last ronin Turtle. However, there are also likely to be some antagonists. These could be old foes of the Turtles who have now become more powerful or new threats that have emerged in the changed world depicted in the graphic novel.
The main characters in the '47 ronin novel' are, of course, the 47 ronin. These samurai form the core of the story. They have different characteristics and backgrounds. There are the older, more experienced samurai who provide wisdom and guidance to the younger ones. The antagonists, the ones who wronged their master, are also important characters as they are the targets of the ronin's revenge. The whole story is centered around the interactions between these characters, the loyalty among the ronin, and the conflict between them and their enemies.
In the 'ronin 47 story', the main character is probably the ronin. However, there could be other important characters as well. There might be a wise old man who gives advice to the ronin, or a young apprentice who looks up to him. There could also be a villain, like a corrupt daimyo or a powerful bandit leader that the ronin has to face.
I'm not entirely sure who the main characters are in the 'Star Wars Ronin Novel' as I haven't read it in full. But it's likely to have a character who embodies the ronin concept as a central figure.
The movie Ronin indeed takes inspiration from the graphic novel. They share core elements and themes, but the movie might have made some adaptations for the big screen.
One main theme could be honor. As ronin, they have to uphold their own sense of honor despite not having a master. Another theme might be loyalty, either to their past masters or to each other. And also, the theme of survival in a world that may not be kind to masterless samurai.