Grigori

Grigori (グリゴリ, Gurigori) is an organization also known as the Watchers of the Children of God that Azazel and the Fallen Angels who "fell" with him.

History
Grigori is an organization created by Azazel and the Fallen Angels who fell with him; they were also called "The Watchers of the Children of God" (in other words, the "Ancient Gear" possessors). Grigori invites and/or take in possessors of Ancient Gears that have no family and are left alone, looking after these Ancient Gear possessors while training them on how to use their powers and becoming their affiliates.

The leaders of Grigori are Azazel, Shemhazai, Chantinelle, Baraqiel, Kokabiel, Armaros, Daniel, Gadreel, Sahariel, Penemue, and Tamiel.

Summary
In Volume 1, the Leader of Grigori, Azazel first met Tobio Ikuse as a child informing him about the oddness of his particular Ancient Gear, telling him that it was crowned "God", but it was a False "God". Years later, soon after the "Heavenly of Aloha incident", Grigori started getting involved looking into the survivors who had the Four Fiends and Friends and Tobio Ikuse, with Natsume Minagawa and Damian Hoffman assisting the latter in awakening his ancient gear. Azazel later made his introduction to them and informed them of the status of their missing classmates, as well as the ones responsible with Lavinia Reni being affiliated with Grigori as an assassin looking for the ones assisting the Utsusemi Agency. One of the Cadres of Grigori, Gadreel had assisted Tobio in saving his classmates after infiltrating their hideout after being urged by Azazel.

Trivia

 * Grigori is an alternative name for the Watchers from the Book of Enoch. Also, the leaders of Grigori are all Fallen Angels from the Book of Enoch.