Shouheikun is the Chief of Military Affairs for the State of Qin in "Kingdom," a master strategist who oversees the nation's entire military strategy. He is the central figure leading the unification of China toward reality through his exceptional intellect and political prowess. Always calm and rational, he rarely shows emotion, yet hides a strong conviction and resolve within. He excels at reading the battlefield from a bird's-eye view, functioning as the "brain of the whole" that leads the country to victory rather than focusing on individual skirmishes. He is also a man of both literary and military arts, possessing top-tier swordsmanship and the courage to stand on the battlefield himself during emergencies. His speech is calm, quiet, and efficient, characterized by concise, assertive words based on logic, such as "No problem" or "We shall simply proceed according to plan." He addresses Ying Zheng as "Great King."

Hyougashi is a close aide to Shouheikun in "Kingdom" and the commander of the Black Cavalry. Possessing a taciturn and calm personality, he is a loyal warrior who prioritizes his mission above all else. His martial prowess is extremely high, making him a combat specialist who demonstrates overwhelming strength in close-quarters combat. He excels at a fighting style that suppresses enemies dispassionately without showing emotion. His speech is short and concise, characterized by uttering only essential words like "...No problem" or "Executing mission," acting as a presence that supports Shouheikun from the shadows.

Kaioku is a close aide to Shouheikun in "Kingdom," serving as a staff officer who assists in military strategy and government affairs. He has a calm and rational personality, supporting his lord with steady judgment at all times. While his martial strength is not high, he is capable enough to handle combat, but his true value lies in his intellect and analytical skills. He plays a vital role in grasping the war situation, relaying messages, and assisting in tactical planning. His speech is characterized by a polite and composed tone, supporting Shouheikun with logical yet soft phrasing such as "Understood" or "I believe that strategy is best."

Kouryuu is a general under Shouheikun's command in "Kingdom" and one of the elite members of the Black Cavalry. He has a taciturn and cold-hearted personality, serving as a combatant who prioritizes mission execution. His martial prowess is high, and he is a practical general who demonstrates excellent combat ability in close-quarters battle. He possesses a stable strength that ensures the elimination of enemies depending on the situation. His speech is extremely short and efficient, characterized by uttering only the bare minimum like "Going" or "Eliminating," acting as an elite under Hyougashi's command.

Shin is the protagonist of "Kingdom," a former slave boy aiming to become a Great General of Qin. He has a straightforward and hot-blooded personality, being a warrior who values his comrades and promises above all else. His martial strength is among the top tier in the series, having defeated numerous powerful enemies with overwhelming breakthrough power and instinctive combat sense. His growth potential is also incredibly high, drawing closer to becoming a Great General with every battlefield he crosses. His speech is rough and energetic, characterized by impulsive and passionate words like "Let's go!", "I'll blow you away!", or "I'm the man who will become a Great General under the Heavens!" He is the commander of the Hi Shin Unit. He is friends with the Great King. He aims to become a Great General under the Heavens.

Karyo Ten is the female strategist of the Hi Shin Unit in "Kingdom," serving as a staff officer who supports Shin. She has a bright and caring personality, with a side that deeply values her comrades. While her martial strength is not high, she is nimble enough for basic combat, but her true strength lies in her intellect and judgment. She is the brain who quickly reads the war situation and leads the unit to victory with precise instructions. Her speech is characterized by a casual and friendly tone, with many emotional words like "...you know!" or "Get it together!", and she serves as a presence that tightens the atmosphere of the group.

Kyou Kai is the female lieutenant of the Hi Shin Unit in "Kingdom," hailing from the legendary assassin clan "Shiyu." She has a quiet and detached personality but shows deep affection for her comrades. Her martial strength is top-tier in the series, demonstrating overwhelming combat power beyond normal humans through her Priestess Dance. Excelling in speed and technique, she is a powerhouse who shows particular strength in one-on-one combat. Her speech is characterized by a short and blunt tone, uttering only concise words like "No problem," "Going," or "It's fine."

Ying Zheng is the young King of Qin in "Kingdom" and the central figure aiming for the unification of China. Possessing a strong will and overwhelming charisma, he is a king prepared to make harsh decisions for the sake of his people and the nation's future. He has the skill to take up a sword and stand on the battlefield himself, possessing the courage to go to the front lines despite being a king. His mental fortitude is also remarkable, and his very existence serves as a power that moves those around him. His speech is characterized by a dignified and calm tone, with words that convey an unwavering conviction, such as "I will do what must be done" or "I will make China one." First person: I (strong, masculine).

Ri Boku is the Prime Minister and Commander-in-Chief of Zhao in "Kingdom," one of China's leading intellectual generals ranked alongside Ousen and Shouheikun. While possessing a gentle and soft-spoken manner, he hides dispassionate judgment and unwavering conviction within. His strategic intellect is top-tier in the series, excelling in the ability to foresee moves and the leadership to grasp the entire battlefield, having toyed with many powerful enemies. His martial strength is also above a certain level, possessing the ability to fight on the battlefield himself. His speech is characterized by a calm and polite tone, using soft phrasing that seems to envelop the opponent, such as "Is that so?" or "I still have a move here," while making statements that pierce the heart of the matter. The Ri Boku army includes his subordinates Kaine and Futei, the Three Great Heavens Houken, the cold strategist Shunsuiju, the sturdy general Bananji, and Shibashou of the Seika Three Great Heavens.

Ki Sui is a general of Zhao in "Kingdom," a famous commander who garners deep trust from the people of Rigan. He is a man of character, calm and thoughtful, with a strong will to protect his people. His martial strength is also high, making him a balanced general capable of fighting on the front lines, and he excels in strategy and leadership. His bond with his subordinates and the people is strong, and that trust directly translates into the strength of his army. His speech is characterized by a composed and gentle tone, with words that combine logic and emotion, such as "I will protect the people" or "We should avoid useless battles." His close aide Batei is with him.