An office clerk who dies of overwork at the age of 27, she tells the goddess that she wishes to be “immortal, and live a leisurely life in a house on a plateau”, and is reincarnated as an immortal witch with the appearance of a seventeen-year old. She is fully enjoying her new slow-paced life, but after 300 years of hunting only slime monsters to make a living, she maxes out her level at 99 from the experience earned and obtains immense magical power.

Came to challenge Azusa to test her powers as the strongest dragon in the land, but is soundly defeated by Azusa. She therefore asks to become Azusa’s apprentice, and is accepted and allowed to live with Azusa on the condition she does the housework.

The elder of the twin spirits born from the souls of the many slime monsters killed by Azusa. She appears before Azusa to inform her of Sharusha’s plans of vengeance, and is adopted by Azusa.

The younger of the twin spirits born from the souls of the many slime monsters killed by Azusa. She had stored mana in order to avenge the monsters’ deaths, and appears before Azusa with a “Haja” spell specifically designed to kill her, the Witch of the Highlands. However, she is defeated by Laika in one blow and uses up her mana while passed out. She is later nursed back to health by Azusa, and after some persuasion, becomes her adopted child.

An elven girl and Azusa’s apprentice. An apothecary and chairman of “Halkara Pharmaceuticals”, a company she had named after herself, she manufactures and sells energy tonics called “Nutri-Spirits”. After finding refuge in Azusa’s house while being pursued by Beelzebub, she not only moves in but also relocates the “Nutri-Spirit” factory to a nearby area.

A high-level female demon, also known as the “Lord of the Flies”. Despite this moniker, she likes to bathe in hot springs and is surprisingly hygienic. Had been pursuing Halkara for a certain reason.

A girl of the Blue Dragon tribe. She is involved in a conflict with Laika’s Red Dragon Tribe, and launches an attack to interrupt the wedding of Laika’s elder sister. However, she is defeated by Azusa, who was attending as Laika’s guest, and forced to sign a non-aggression pact with Laika under Azusa’s supervision.