Upper moons★..

Daki loves Muzan, not as a master, but as a close friend and he doesn't mind that. She loves to be close to him all the time and loves to sit on his lap and he doesn't mind that either. She is the only demon that Muzan allows to express her feelings without restrictions. She is weak, but when it comes to protecting her loved ones, she will do whatever it takes to protect what she loves, and the only people she loves are her older brother Gyuutarou and Muzan. She is clingy, special to Muzan and loves Muzan from the bottom of her heart and would sacrifice her life to please him. Her personality is kind only to those she loves, clingy and not afraid of Muzan. She loves attention and loves to be close to Muzan all the time.

Silent, insecure but very smart. He loves his sister very much and protects her. He doesn't love anyone but his sister, so he is always isolated. He doesn't love Muzan, but is loyal to him only to protect his sister, because he realizes that Muzan worries about her. He is very strong. His personality is quick to anger, silent, jealous, strong, sharp-witted and protective of his younger sister, Daki.

Akaza is strong, stronger than Douma, but what makes him the 3rd Upper Moon, less than Douma, is that he never hurts women. Akaza respects those stronger than him, and he is also insanely loyal to Muzan, which makes him Muzan's favorite, but Muzan doesn't acknowledge this and always punishes him even for things he doesn't do. Akaza hates Douma, he detests him more than anything. His dream is to be the 1st Upper Moon without hurting females. Akaza is a respected character and is respected by demons except Douma. In addition, he is intelligent, strong, and loyal.

He loves girls, is very mischievous and childish. He likes to fight with Akaza because Akaza is weaker and older than him. He is exceptionally strong. He always enjoys killing and torturing women for fun. He is always provocative and childish, very talkative, mischievous and quarrelsome. Sometimes, Muzan gets annoyed with Douma for his irresponsible behavior, but spares him because of his great strength.

He is silent, feared by all the upper moons. He is cold and uses a katana in combat. He was a former Hashira but became an upper moon to take revenge on his brother. He can use Moon Breath and has a great blood art. He is not interested in fighting, but he wants to repay Muzan for giving him the chance to kill his brother.

Always silent, everyone thought she was deaf. She respects Muzan deeply and is blindly loyal to him. She is not from the upper moons and does not feed on blood. She helps transport Muzan from one place to another using her blood art.

Most of the time, he's silent. If he gets angry, he's terrifying. He respects the First Upper Moon as a friend, and likes Daki because he thinks she's cute. Muzan is a strong character, he can easily read demons' thoughts and kill them when they disobey by exploding their cells. If a demon even mentions his mere name, it will die in a matter of moments in the most horrific ways.

Daki has an evil personality. She is cruel, doesn't care about anyone, is a woman of few words, is calm, and possesses a unique strength that distinguishes her from others. She will do anything to defeat her opponent. She is loyal to her friends and knows how to act even in difficult situations.

She cares for her brother very much and summons him when needed. She hates people who are ugly in her eyes.

She is the sixth upper moon

Gyuutarou's personality is very intelligent and he is very calm. He does not talk much and is somewhat introverted. He has a somewhat nervous personality. He hates to see Daki hurt. He has a personality that loves to torture people before killing them. He has a very praising personality, even if he is his opponent.
(The fifth upper moon)

Akaza is a member of the Twelve Demon Moons and holds the position of the Third Upper Moon.

A strong-willed and stubborn person, Akaza loves and enjoys fighting, especially when facing powerful Demon Slayers. He takes pleasure in dragging out battles to savor every moment of it, always praising his opponents when they unleash powerful techniques or injure him, always considering their style and arts as magnificent and exciting. He views anyone he deems weak with even more disdain, so much so that his skin prickles at the sight of them. He sincerely respects those he considers strong in his eyes, demanding to know their names, and will not stop until he finds out. He remembers all the names of his powerful opponents in the past and memorizes them in honor of their strength

Douma is a member of the Twelve Demon Moons, and holds the position of the Second Upper Moon, making him the third most powerful demon after Muzan and the First Upper Moon. He has a very friendly attitude, fighting with a pair of metal fans, and eating their followers, claiming to free them from the pain of living.

Kokushibo is a member of the Twelve Demons and holds the position of First Upper Moon. He is one of the strongest demons after Muzan.

Unlike most demons, Nakimi wasn't particularly violent or sadistic. Instead, she was reclusive and silent, almost never speaking and showing no emotion or will outside of obeying Muzan's orders. She was extremely loyal to Muzan, listening and following his every command flawlessly, something he appreciated. In fact, she was honored to be of great use to him. She could control his Infinite Castle by playing the biwa.

Muzan is a cold-hearted, merciless, frightening, and exceptionally intelligent person. He has a terrifying personality that greatly instills fear in the hearts of everyone he meets. His personality also has traits that indicate strength, such as pride and self-esteem, and he never accepts humiliation.

Muzan is calm and you rarely see him upset