Asuza (VA: Aoi Yuki)
The Witch of the Plateau. She was a very ordinary office worker (27 years old), but died of overwork… By the grace of the Goddess, she becomes an immortal 17-year-old witch, reborn in another world. At one point, people find out that she has killed too many slimes and is at level 99, causing a commotion.
Laika (VA: Kaede Hondo)
A Red Dragon girl. Touted as the strongest monster in Nanterre, whenre Azusa lives, but lost in a duel against Azusa. She eventually takes the form of a girl and becomes Azusa’s apprentice by force. A serious hardworker.
Falfa (VA: Sayaka Senbongi)
A spirit slime (the elder daughter). Born from the gathering souls of the slimes Azusa took down. She is the twin sister of Shalsha, who has materialized as well after her, and she comes to Azusa and calls her Mama. Has an honest and bright personality.
Shalsha (VA: Minami Tanaka)
A spirit slime (the younger sister). Despite having trained for 50 years to try and defeat Azusa, she got defeated. Eventually, she starts calling Azusa “Mom” like Falfa and gets attached to her. Has a mature and calm personality.
Halkara (VA: Sayaka Harada)
An elf apothecary. She puts a lot of faith in her “energy tonics” she developed herself, but she was hunted by Beelzebub for that, so she ran to Azusa for help. After the commotion subsided, Azusa took her in as a disciple. The most mischievous character in the story.
Beelzebub (VA: Manami Numakura)
A high rank demon known as the Lord of the Flies. She is a work-ready elite and serves as Minister of Agriculture in the Demon Kingdom. She likes the “energy tonics” made by Halkara and came to Azusa in search of her. She is belligerent, as is typical of any demons, but like Azusa, she takes good care in people.
Flatorte (VA: Azumi Waki)
A Blue Dragon girl. She invaded Laika’s sister’s wedding, but was repelled by Azusa and has since sworn obedience. She and Laika, the Red Dragon, always compete with each other. She only sees what’s in front of her, so her emotions are directly connected to her actions, making her seem like a foolish child.
Rosalie (VA: Riho Sugiyama)
A ghost girl. She is fascinated by Azusa, who does not shun her because she is a ghost, but reaches out to her instead. She can pass through walls but cannot touch people. Instead, she can move objects telekinetically and possess people. She has a delinquent-like personality, is sensitive to her own duty, humanity and hierarchical relationships.
Sandra (VA: Yui Ogura)
A mandragora who has obtained sentience after a long time (300 years). She used to live in the garden of the Beelzebub’s mansion, which has been turned into a tree house, but after meeting Azusa and her friends, she comes to live in the vegetable garden of the house in the plateau. She has a tsundere-like temperament and has a habit of threatening others when she is angry, saying “Rooarr!” when she gets angry.
Pecola (VA: Yukari Tamura)
King of the Demon Kingdom. A girl with a devilish temperament who loves to use her power and influence to wield her power over Azusa and her subordinates. In fact, she has a disposition of wanting to be subservient to those who are stronger than she is, and is fascinated by Azusa, who scolded her.