God-Class or Goddess-Class is a type Yokai that were worship as great divine beings in mythology. These beings greatly suprass S-Class to even at the maxium level. God-Class Yokai has shown to have abilities far beyond other ayashi of all. The only way to become an God-Class Yokai is to transcend a aspect or concept.
God-Class has no species, as anyone theoretically could become a God-Class. But this is considered immensely rare. So rare, only those born from those who came before was the only ones capable of becoming God-Class.