Since the story is named 'Chester's Day Story', Chester is presumably the main character. He might be a unique individual with his own personality traits. He could be a curious Chester, always exploring his surroundings during the day. Or he could be a shy Chester who has to overcome his shyness to face the challenges that come his way during the day.
Most likely Chester is the main character since it's called 'Chester's Day Story'.
I'm not sure specifically what 'Chester's Day Story' is about as there could be many different stories with that name. It could be about a character named Chester and his adventures during a particular day.
The main character is Chester. The other main character could be a repair technician who Chester falls in love with. This person might be the one who takes care of Chester, and through their interactions, Chester develops deep feelings. This would create an interesting dynamic as one is a human with emotions and the other is a robot learning about emotions.
The main character is the dog. Whether it's a big, friendly Labrador or a small, feisty Chihuahua, it's the dog's experiences, feelings, and final day that the story is centered around. The dog could be male or female, young or old, but it's the one that the whole story is about.
The main character in the 'Delia Day Story' is most likely Delia Day herself.
Based on the title, it seems that Shay is the main character.
It was Lady Jane Grey. She was a learned and pious young woman. But due to the complex politics of the time, she was thrust into the role of queen for just nine days. Her story is one of political upheaval and personal misfortune in Tudor England.
I don't know for sure. Since we only have the title 'sierra day story', the main character could be someone named Sierra.
The main character is likely Conker, as the title 'conker's other bad day story' implies.
The main character is Stacey. In this story, all the events, whether it's the so - called 'big day' events or the 'giantess' - related happenings, will probably be centered around her. Her actions, decisions, and experiences will drive the plot forward.
Since we have no information about the 'last day of june story', it's impossible to determine the main character. It could be a person named June, or it could be someone who has a special connection to the last day of June for various reasons, like a birthday or an anniversary. But without more context, we just don't know.