High Priest

The High Priest (僧正) is a "bizarre magician", a magic god, who dwells in a territory beyond a certain layer of the world.

Etymology
The High Priest's title (僧正, Sōjō) is used to refer to a Buddhist high priest.

Personality
According to Nephthys, the High Priest is kind when it comes to judging others, something which comes from him looking down on everyone.