A young Japanese information broker. He has an incredibly large stash of emergency supplies and food that he has stolen from various gangs and cults. The only kind of currency he accepts is keys.
Ren's assistant. His job is to keep track of all the keys. He keeps a large book in which there is a drawing of each key and what it unlocks. He also helps out Ren when a customer gets violent.
A woman in charge of a religious cult. Ranks are measured by the various ranks of angels. Neith is of the seraphim rank and usually conducts the cult's rituals. She carries around a book titled "The Bible of Neith."
A teenage girl who works for one of the more infamous gangs. She's pretty insane; whether this happened before or after the disaster is unknown. She named herself after her two handguns.