Oni's are monstrous horned humanoids who are found in countless Japanese stories and myths. They tend to be the enemies of mankind and are generally depicted as roguish villains. Stereotypically, they are conceived of as red, blue or white-colored, wearing loincloths of tiger pelt, and carrying iron kanabō clubs.

Yōkai are a class of supernatural monsters and spirits in Japanese folklore. Yōkai range diversely from the malevolent to the mischievous, or occasionally bring good fortune to those who encounter them. Yōkai often possess animal features

Kasa-obake are a mythical ghost or yōkai in Japanese folklore. They are generally umbrellas with one eye and jump around with one leg, but sometimes they have two arms or two eyes among other features, and they also sometimes are depicted to have a long tongue

The Ushi-Oni  is a yokai from folklore that comes from western Japan. Ushi-oni generally appear on beaches and attack people who walk there. Ushi-oni have brutal, savage personalities. They usually have an ox's head with sharp upward-curving horns, wicked fangs and a slender tongue,  Their body is most commonly depicted as spider-like with six legs and long singular claws at the end of each appendage.