The hero who defeated Satan Lord. After forcing the Satan Lord out, she is not satisfied until she sees to it that he is destroyed so she follows him into the human world. However, just like the Satan Lord, upon coming to Earth, she is reduced into a commoner and most of her powers are gone. She works as a customer service at Docodemo to earn a living. In Volume 10 of the light novel, it is revealed that she has developed feelings for Maou due the time they spent together. She is a half-angel. (Source: Wikipedia)
Black's "inner demon" who appears before him after he loses White and becomes unstable.
A toy rabbit but to the cockroaches it is a shine of a goddess named Tora It seems to have the spirit of Naomi’s grandmother within it
With an equal amount attractiveness and dangerous charism, the boss of the mysterious club is known to lie and trick anyone through his words. In his underground club, he sells and impressive amount of cigarettes to teenagers, making him one of the most wealthy bosses of the city. His greed has no qualms; he attracts and manipulates teenagers so he can get rich. He has realized that by promising his customers that he can make them confident and fulfill their dreams, he can seduce them into buying the cigarettes. They have no conscience of dangers they face by the product.
The Boatman was a Sangheili elder<br><br><span class="spoiler">Early during the formations of the Covenant Empire, this Sangheili ferried Fal 'Chavamee, an Arbiter, up a small river on Sanghelios. He dropped off 'Chavamee in an opening along the river's edge, warning him that the trail he was going on was dangerous; which he was later proven correct, as a group of Sangheili soldiers confronted the Arbiter.</span>
Middleman is a demon who dresses up as a gentleman: complete with a suit, top-hat and monocle. He seeks out people who no longer see a value in their own life and offers them a deal, their life a year from that day for a large sum of money. To seal the deal he has the person drink a potion called the "Banrikou", which this potion also marinates the organ in question to be devoured by the one who paid for it after the year. This potion gives off an aroma which lures other demons. He also appears to be a bit of a flank, as Kanna commented that he always forgets to inform the customers what they are getting into.