Who are the main characters in 'castle waiting graphic novel'?

I don't know as I haven't read it. There could be a young protagonist who is the central figure in the waiting process.

Given the title 'sand castle graphic novel', one possible main character could be an artist. This artist might be visiting the beach to get inspiration and is drawn to the beauty of sand castles. As they start to create their own sand castle, they might have some kind of spiritual or emotional journey, and this artist would be the central figure in the graphic novel.

As I haven't read it, I can't say for sure. But probably the lady who the title refers to is one of the main characters. There could also be knights, servants, or other nobles in the castle as important characters.

I'm not sure exactly, but it could be an adventurous young person, perhaps a brave boy or girl.

I'm not sure as I haven't read it. But they could be brave adventurers or maybe royalty from the star - castle.

I don't know the exact main characters since I haven't read it. But it could be a brave mouse leading the other small animals, or a wise old owl that gives advice.

Well, it might have unique art styles. The characters could be very distinct, with detailed illustrations that bring the story to life. Maybe it has a really interesting plot that combines elements of fantasy and adventure.

Given the title, it's likely that there could be a castle lord or lady as main characters. They would be responsible for the safety of the castle and its inhabitants during the deadly storm. There might also be a brave warrior who is skilled in combat and helps defend the castle. And perhaps a wise old man or woman who has knowledge about the castle's secrets and might know a way to survive the storm or even stop it. There could also be a young apprentice or a page who is learning about the ways of the castle and gets caught up in the chaos of the storm, and through their journey, they grow and become an important part of the story.

There's also Frank Frink. He is an important character who has his own struggles and is part of the complex web of the story. And then there's Inspector Kido, who represents the power of the Japanese regime in this alternate world. He is constantly on the lookout for any signs of resistance or subversion.

Given the title, Derrick is probably a central figure. There could be characters associated with the castle, perhaps a castle lord or servants. And during the storm, there might be some strangers who get caught in the castle, adding to the cast of characters. However, this is all speculation as I haven't read the graphic novel.