The main character should be Buttons. Since the story is named 'Buttons a Christmas Story', it's very likely that the story revolves around Buttons' experiences during Christmas. It could be a person named Buttons, or it might be an animal with the name Buttons.
I'm not sure specifically as I haven't read it. But it might be about a character named Buttons during Christmas time, perhaps his adventures, his experiences with family and friends, or how he discovers the true meaning of Christmas.
Jesus is often considered the main character in the Christmas story. Christmas commemorates His birth. According to the Bible, His birth was a miraculous event. Mary, His mother, also plays a very important role. An angel visited her and told her she would give birth to the Son of God. Joseph, Mary's husband, is also part of the story as he took care of Mary and Jesus.
In the classic 'A Christmas Carol', the main character is Ebenezer Scrooge. He is a miserly old man who is visited by three spirits on Christmas Eve and through their influence, he transforms into a more kind and generous person.
In 'A Christmas Story', the main character is Ralphie Parker. He is a young boy who has his heart set on getting a Red Ryder BB gun for Christmas.
The main character in 'A Christmas Story' is Ralphie Parker. He's the kid whose adventures and wishes for a BB gun drive the story.
The main character in 'A Christmas Story' is Ralphie Parker.
The main character in A Christmas Story is Ralphie Parker. He's the one whose adventures and wishes for a BB gun form the core of the story.
Often, the movie adaptation of a book takes some creative liberties. But in this case, it could be that the buttons are a key element tying the movie and book together, perhaps representing a common plot device or character trait.
Since I don't know the details of the 'mikasa christmas story', I can't say for sure who the main character is. But if Mikasa is a name of a person in the story, then Mikasa would likely be the main character.
I don't know since we don't have much information about the story. It could be a child who has been on a journey throughout the other parts of the story and is now the central figure in this final part.