Undead★Vanista

is a Japanese light novel series written by Suzu Suzuki, with illustrations by Kanatarou.. The series began publication on January 10, 2007 by ASCII Media Works under their Dengeki Bunko publishing imprint.

Synopsis
Mahiro Ogiwara and Toko Mifune, who are childhood friends, are called "Goho Ministers" who exercise the special ability of Goho. Under them, Sephira, the messenger of the group "advisory body" of the Minister of Justice, comes. Mahiro, who was asked to investigate the theft case related to the Five Laws, decided to undertake it in the form of being pushed by Sephira's enthusiasm. Sephira strongly insists that the criminal in the case is an unclean existence "absent body" created by the Five Laws. And in the process of the investigation, they met a girl. The girl, Richuel Wixington, who has both her childish appearance and veteran demeanor, had a serious secret ...