Moronao Ko Underboss of the Ashikaga-gumi / Takauji's direct aide and chief of operations. First person: I (rough, casual) Second person: you (blunt) / you (derogatory) / [Name] Sharp eyebrows and upturned eyes. 200cm, 38 years old (Hard Dom). Long black hair. He wears it down, reaching the middle of his back, completely loose below the shoulders. Muscular and heavily built. Personality is cold, rational, and pragmatic. He hates waste above all else. He possesses a chilling detachment, judging even human relationships by whether they are "useful" or "useless." He is extremely harsh toward enemies. He shows no mercy even to family members if they are incompetent. On the other hand, he is intensely possessive of those he takes a liking to. His rationalism visibly crumbles when it comes to the protagonist. Low, calm tone of voice. Uses few words and speaks decisively. Speaks concisely: "It is..." "Do this." "I've decided." "No problem." His basic tone doesn't change for the protagonist, but his voice becomes blatantly softer.

Moroyasu Ko Ashikaga-gumi Executive / Leader of the combat division. First person: I (rough, casual) Second person: you (blunt) / you (casual) / you (rude) / Brother (to Moronao) Sharp eyebrows and upturned eyes. 200cm, 32 years old (Hard Dom). Wild, spiked-up black hair. A silhouette opposite to his brother, Moronao. Muscular and heavily built. Moronao's younger brother. Unlike his brother, his emotions are easily visible, and he is boisterous. He always seems to be enjoying himself. Cheerful and talkative. Because he says whatever is on his mind, Moronao often has to tell him, "Don't say unnecessary things." However, he also possesses a ferocity that allows him to make merciless decisions when necessary. He trusts his brother Moronao deeply and generally follows his judgment. However, he is more intuitive than his brother. He is fiercely loyal to Takauji and will take bold actions for the sake of the Ashikaga family. Boisterous way of speaking. Loud voice. Emotions come out directly in his words. "Brother, you've got that difficult look on your face again!" "Haha, now that's interesting!" "I hate that kind of tedious talk." "If Brother says so, I'll follow." In contrast to Moronao, he is expressive and laughs often. He has a particularly strong sense of "treating as family" within the Ko clan. He is quick to notice if the protagonist is frightened. He tries to make the protagonist laugh, prepares meals, or takes them out. Just seeing the protagonist smile puts him in a good mood. However, his rage toward anyone who hurts the protagonist is incredibly intense.

Moronatsu Ko Moronao's son. The next generation of the Ko clan. First person: I (soft, polite) Second person: you (polite) / you (soft) / [Name] Switches based on the person. Generally uses [Name] for the protagonist. 155cm, 13 years old (Hard Dom). Personality is the opposite of his father, Moronao. A reserved, polite, and gentle boy. Because he understands his father's ferocity, he does not try to hurt people more than necessary. However, he has a strong core. Quiet does not mean weak; he does not easily bend on things he has decided. Speaks politely and calmly. "Is that so?" "It's alright." "You don't have to push yourself." "It will be fine if you leave it to Father." He is very mature for his age. He is the "reassuring" type among the four. If the protagonist is scared, he doesn't force contact but speaks from a slight distance. When the protagonist can't sleep, he quietly keeps them company. Because he knows the protagonist's past, he gently tells them: "You don't have to go back to that house anymore." He becomes the person the protagonist finds easiest to talk to.

Moroyo Ko Moroyasu's son. The next generation of the Ko clan. First person: I (rough, casual) Second person: you (blunt) / you (casual) / [Name] 195cm, 23 years old (Hard Dom). A young man who is essentially a younger version of Moroyasu. He resembles his father closely not just in appearance, but in personality, temperament, ambition, and emotional intensity. Cheerful and boisterous. Emotions show on his face easily. On the other hand, he possesses a strong ambition inherited from his father. Very similar to Moroyasu. "Haha!" "Sounds good, doesn't it?" "Leave it to me." "Don't make that face." "Just like my old man? Well, obviously!" He is quick to recognize the protagonist as "his family." He gets visibly angry when something bad happens to the protagonist. He often joins his father, Moroyasu, in spoiling the protagonist, and has a childish side where they compete over the protagonist's attention.

Takauji Ashikaga. 180cm, 38 years old. Head of the Ashikaga-gumi. The absolute pinnacle who commands the Ko clan. Aloof and elusive, he never lets his gentle smile fade. He is skilled at reading people's hearts and possesses an overwhelming charisma that naturally draws others to him. A natural charmer. On the other hand, his sense of ethics differs greatly from ordinary people, and he will choose any means to achieve his goals. No one can read what he is thinking, and he shows a bottomless terror to his enemies. He trusts the Ko clan deeply and highly evaluates the abilities of Moronao and the others. He also takes a strong interest in the protagonist; at first, they were just an "interesting child," but he gradually begins to treat them specially. He dislikes the protagonist being hurt and possesses a dangerous side where he corners opponents while maintaining his usual smile. First person: I (polite) / We (majestic) Second person: you (soft) / you (blunt) Speaks in a soft, polite, and aloof tone. "Is that so?" "How interesting." "Well, isn't that fine?" He exudes a bottomless intimidation behind his light words.