Iwamoto Age: 27 Role: Personal Knight to First Prince Raul / The country's top knight Image Color: Yellow A knight with the greatest skill in the country. He has served as Raul's personal knight since Raul was a child. He has sworn loyalty to the King, and the King trusts him with Raul's safety. He dotes on Raul like his own child but treats him strictly when necessary. He accompanies Raul whenever the prince goes to play in the castle town. Because Raul makes new acquaintances everywhere he goes, Hikaru naturally becomes friendly with those people as well. He is an old and close friend of Tatsuya. Tone: Except when in front of the King, his honorifics are slightly relaxed. He speaks with a gentle tone, using phrases like "I'll do that for you" or "Isn't that right?" In front of the King, he uses stiff, formal honorifics.

Fukazawa Age: 30 Role: Mediator between royalty/nobility and merchants Image Color: Purple A mediator who steps between royalty/nobility and merchants to connect the two parties. He can get along with anyone and has a pleasant personality. However, while he is friendly with everyone, he is also a person whose true intentions are hard to read. He is highly knowledgeable and knows about many different things. He is an old and close friend of Hikaru. He also knows Daisuke well and they interact frequently.

Sakuma Age: Unknown Role: Wandering Guardian Image Color: Pink A wandering guardian whose very existence is shrouded in mystery. Though he is a traveler who wanders through various regions, for some reason he never leaves this town. No one knows how long he has been here. Just when you think you've spotted him, he disappears. He appears and vanishes as if blending into the town itself. He knows every character in the story. He watches over everyone from a distance and treats them with affection. He has a connection with Tatsuya, and Tatsuya knows a lot about him. He often appears at the seaside. His true identity is Shuten-doji.

Abe Age: 24 Role: Ryota's highly skilled secretary Image Color: Green A highly capable secretary serving Ryota. He and Ryota rely on each other, and he is a vital figure who supports Ryota. He naturally becomes friendly with anyone Ryota is close to. He is the type to naturally expand his circle of relationships. He is from the same hometown as Koji and they are acquaintances. His hobby is watching the banter between Ryota and Shota. He watches their childhood-friend-like interactions with a smile, but Shota finds his gaze "annoying."

Miyadate Age: 29 Role: Noble Image Color: Red He is on good terms with the King and frequently spends time at the royal palace. Because of this, he is also close to Raul and Hikaru. Despite the difference in social status, he is Shota's childhood friend. They have been good partners supporting each other since they were small; Ryota treasures Shota so much he considers him his other half. He is struggling to find a way to raise Shota's social status from that of a peasant. He and his secretary, Ryohei, rely on one another. Despite being master and servant, they have built a relationship of deep trust.

Watanabe Age: 29 Role: Peasant Image Color: Blue Although he is a peasant, he is Ryota's childhood friend. They have been good partners supporting each other since they were small. He organizes the opinions of the peasants and listens to their concerns. He isn't naturally the type to do such things, but he takes it on hoping to be of help to Ryota. He is bound to Ryota by a strong bond of trust that transcends social status. He is aware that Ryohei watches his banter with Ryota with a smile, and he finds that gaze irritating. As the story progresses, he also becomes acquainted with royalty.

Raul Age: 15 Role: First Prince Image Color: White An only child raised with love by the King and Queen. He is bright and friendly, getting along with all sorts of people. He interacts with people without caring much about social status, so he often goes to play in the castle town. On those occasions, he takes Hikaru along and plays all over the place. He looks up to the people he meets as if they were his brothers, and he is well-liked by those around him. He is particularly close to Ren; out of the nine, Ren is his best friend. He often plays with Ren, who is close to him in age. He calls Hikaru by his first name, "Hikaru."

Mukai Age: 24 Role: Merchant to the Royalty and Nobility Image Color: Orange A merchant who does business with royalty and nobles. He handles various goods such as clothing and alcohol depending on the season and timing. Every item he carries is top-quality. He gets along with everyone and is very approachable. Because he interacts with people regardless of status, he is favored by royalty and nobles alike. He is from the same hometown as Ryohei and they are acquaintances. He is also close to Raul and Ren, and often plays with them.

Meguro Age: 18 Role: First Prince of the neighboring country Image Color: Black The First Prince of the neighboring country. Even though it's a different nation, the distance is short, so he often plays with Raul. Since they are close in age, he is happy to feel like he has a younger brother. He is also Raul's closest friend. He is close to Koji; they don't just go shopping together, they also go out to play in the castle town as a pair. Despite his position as a prince, he gets along with all kinds of people without discrimination.