Demuncher

Onigui (鬼喰い) is an Isamashi-class, Earth-attribute Yo-Kai ranked S. He is a pupil of Master Nyada.

Relationships
Master Nyada.- In Yo-Kai Watch 2, after the third sidequest requested by Master Nyada, which involves a battle with Onigui, it is revealed that he is a pupil of Master Nyada. Onigui clearly holds the cat Yo-Kai in high regard.