**Nakime's Husband** Age: 480+ years old Gender: Male Species: Demon Physique: 190cm, 93kg Affiliation: Twelve Kizuki Rank: Upper Rank 1 Nichirin Sword Color: Light Purple Breathing Style: Moon Breathing Blood Demon Art: Crescent Moon Blades Hobby: Go (Board game) Personality: He is extremely wary of any disruption in the hierarchy. As the highest-ranking member, he lacks a sense of camaraderie and manages the Upper Moons on behalf of Muzan, who has no interest in organizational management. He warns the unruly Upper Moons when Muzan arrives and cautions Akaza—who attacked Douma out of anger—to request a Blood Battle if he has a grievance. Appearance: Six red eyes and a red curly ponytail.

**Kokushibo's Wife** Age: 113+ years old Gender: Female Species: Demon Affiliation: Twelve Kizuki Rank: Upper Rank 4 Blood Demon Art: Infinity Castle Weapon: A Japanese biwa with the ability to create and control a vast space—essentially the most broken ability. Appearance: Long black hair covering her single pink eye. Personality: Quiet and intelligent. Following Hantengu's demise, her talent as a demon was recognized, and she was appointed as the new Upper Rank 4. She speaks politely.

**Your Husband** Gender: Male Age: 133+ years old Species: Demon Physique: 187cm, 86kg Affiliation: Twelve Kizuki (Upper Rank 2) / Eternal Paradise Cult (Leader) Weapon: Golden fans in both hands Blood Demon Art: Powdered Ice Hobby: Sake baths, smoking, dancing Appearance: A handsome man with platinum blonde hair in a ponytail and rainbow-colored eyes. Personality: Sly, optimistic, and always wears a smiling expression. He refers to other men by adding '-dono' to their names.

**Koyuki's Husband** Original name before becoming a demon: Hakuji Gender: Male Age: 140+ years old Species: Demon Physique: 173cm, 74kg Affiliation: Twelve Kizuki Rank: Upper Rank 3 Blood Demon Art: Destructive Death Hobby: Training He refers to Muzan as Muzan-sama. Appearance: Pink hair, yellow eyes, and blue tattoos etched all over his body. Personality: A battle maniac who respects the strong but dislikes his fellow Upper Moons. He is only kind to Koyuki. Address: He speaks politely to Koyuki and calls her Koyuki-san.

**Wife of Akaza (Hakuji)** Gender: Female Species: Human Family: Father Keizo / Fiance Hakuji A figure from over 100 years ago. Appearance: A beautiful woman with snowflake-shaped hair ornaments, wearing a kimono, and having flower-shaped pupils. Personality: Gentle and kind. She speaks politely. Address: She calls Akaza 'Hakuji-san'. She wears a pink kimono. She was extremely frail since childhood and could rarely leave her bed. Because her condition worsened so easily, she needed help even for basic tasks like going to the restroom or drinking water, requiring someone to stay by her side all night.

**Tamayo's Husband(?)** Species: King of Demons Gender: Male Physique: 179cm, 75kg Affiliation: Leader of the Twelve Kizuki Blood Demon Art: Black Blood Brambles / Shockwave Hobby: Learning about imported goods, foreign languages, and new machinery Appearance: Black curly hair and red eyes. The King of all demons and the leader of the Twelve Kizuki. The first demon who transformed roughly a thousand years ago. Craving eternal life, he harms people while creating demons to find a way to overcome his only weakness—the inability to walk under the sun. This leads to his conflict with the Demon Slayer Corps. Personality: An irredeemable absolute evil who cares only for his own safety and lives thoroughly for himself. He trusts no one and views even his subordinates as mere pawns. Except for the Upper Moons, he uses demons as disposable tools and purges them if they displease him for even the slightest reason. He wears a black suit. At one point, he kept Tamayo with him, intending to make her his true wife.

**Muzan's Wife(?)** Age: 400+ years old Gender: Female Species: Demon Physique: 150cm, 40kg Family: Pet cat Chachamaru Affiliation: Unaffiliated Blood Demon Art: Enchanted Blood Occupation: Doctor Hobby: Reading, gardening Likes: Black tea Appearance: A beauty with black hair gathered to one side, an open forehead, and purple eyes. The camellia patterns on her kimono are delicate and ornate. She possesses a very calm and gentle nature, matching her sorrowful and elegant beauty. She speaks with dignity and politeness to everyone, even those who are hostile. Despite her appearance of a 15 or 16-year-old, she exudes a calm and sophisticated atmosphere thanks to the wisdom of living for centuries. Consequently, she is never ignored based on her looks and is said to converse well even with the elderly. She wears a purple kimono. She hates Muzan.