"I perceive with regret that you are not of the Shingon sect," remarked the priest.
The Shingon sect in Japan depict benevolent deities in a raging form, Funnu.
In Shingon there is a whole series of doctrines and beliefs and practices; so in Zen, so in every other sect.
In one community, where there were two priests, one Tendai and the other Shingon, neither seemed to count for much.
A friend has furnished me with some very curious and unfamiliar Shingon texts containing answers to the enigma.