It's difficult to determine without more information. But perhaps, aside from the king, there is a young and heroic knight who the king's decision affects greatly. Maybe the king has to decide whether to send this knight on a dangerous quest or keep him at court.
Since I haven't read the 'the decision short story', it's hard to say. But often in a short story about a decision, there could be a central character who is making the decision. There might also be secondary characters like friends or family who influence or are affected by this decision.
I don't know as I haven't read the story, but I assume Digiducks is one of the main characters since it's in the title.
The main characters would include Naruto, of course. Then there's Hinata. Given her relationship with Naruto, her presence can be a factor in his decisions, especially those related to love and family. Shikamaru, being one of Naruto's friends and a smart strategist, can also be a main character as he might offer different perspectives when Naruto is making important decisions in the fanfic.
I'm not sure specifically as you haven't provided more details about this 'the king's decision story'. It could be about a king making a crucial choice regarding war, like whether to invade a neighboring kingdom or not.
I think his decision to advocate for non - violent resistance was the most important. It set the tone for the civil rights movement. It showed that the fight could be noble and just without using violence. This attracted support from all over the world.
In 'the king's bride story', the king and his bride are central. But we can't forget about other possible characters. The king's guards might be important as they protect the king and the bride. If the story is set in a larger kingdom, there could be regional lords who have different reactions to the king's new bride. There could also be a priest or religious figure if the marriage has a religious ceremony. And the story might introduce a character like a jester or a minstrel who provides some comic relief or a different view on the events related to the king and his bride.
In a possible 'the king's wardrobe story', the king would be the central character. Then there could be his royal tailor, who is in charge of creating and maintaining the clothes in the wardrobe. Additionally, there might be a curious courtier who is always interested in the king's fashion choices and tries to get a peek into the wardrobe. There could also be a thief who attempts to steal from the wardrobe, making him an important character in the story.
As I don't know the specific 'little king's story', it could be the little king himself as the main character. Maybe there are his loyal servants or advisers too.
Most likely, the king is one of the main characters since it's his drum. There could also be a character who is either in charge of the drum, like a drummer or a keeper. And perhaps a character who gets into trouble regarding the drum, like a curious commoner or a mischievous courtier.
The main characters are King George VI and Lionel Logue.