The Inhabitants of Dandadan
Race: Spirit, Female
Residence: Kamikoshi City, Shono City Tunnel
Turbo Granny
The Turbo Granny (ターボババア) is a well-known yokai that was previously within a tunnel located at Shono City until her confrontation with Momo Ayase and Okarun. After having her powers sealed within Okarun, along with her consciousness being trapped inside a stuffed doll, the Turbo Granny makes a deal with Momo to help Okarun find his kintama in exchange for having her powers back.
Race: Spirit, Earthbound
Residence: Shono City
Earthbound Spirit Crab
The Earthbound Spirit Crab (地縛霊蟹) is an earthbound spirit that was previously bound to a tunnel in Shono City. The earthbound spirit took on the form of a giant freshwater crab. On its belly side, the earthbound spirit had four rows of mouths with noses and two large eyes.
Race: Alien (UMA)
Residence: N/A
Flatwoods Monster
The Flatwoods Monster (フラットウッズ・モンスター) was an alien and a UMA who was an associate of the Serpo. As an alien, the Flatwoods Monster had an interest in stealing human genitals.
Race: Spirit, Female
Residence: N/A
Acrobatic Silky
Acrobatic Silky (アクロバティックさらさら) was a yokai that had been stalking Aira Shiratori since she was a little girl. After becoming a yokai named Acrobatic Silky, the woman had lost her memories of the time she was alive and felt that she had lost something very important. Acrobatic Silky then comes to believe that she was Aira's mother in her previous life and spent ten years stalking her until she was able to see her again and call her "mother".
Race: Spirit, Male
Residence: The Cursed House
Evil Eye
The Evil Eye (邪視 ) is a yokai who has spent years bound to the Tsuchinoko sacrificial house. After possessing Jiji, the Evil Eye makes it his goal to kill all humans he comes across, however, after becoming friends with Okarun, the Evil Eye makes a deal with him to only target him through an exchange of fights.
Race: Alien, Male
Residence: Kamikoshi City
Count Saint-Germain
Count Saint-Germain (サンジェルマン伯爵) is a collector of everything that is related to the paranormal, with his main goal being to acquire Dandadan. While an affiliate of the Kur, he is currently working as the deputy head teacher and advisor of the History and Culture Research Club at the high school, while under the assumed name Sanjome (三丈目)