Gojin Senki (Light Novel)

is a Japanese light novel series written by Ryoki Kirisaki, with illustrations by Hiroyuki Ito. The series began publication on October 10, 1998 by ASCII Media Works under their Dengeki Bunko publishing imprint.

Synopsis
"Kunagami" is a mysterious island country where the Holy Spirit resides. A terrifying era of darkness was about to come to this peaceful land. The Himuka country, which operates the giant humanoid weapon "Kojin", has begun to reach out to the whole country. Meanwhile, a man comes to the Himuka army's Mukuro Island prison. The purpose of the man is to rescue the boy "Izamal" who is imprisoned here. Only the boy, who has lost all his memory, holds the key to saving Kunagami. But it also meant that the abominable past would be revived. The long-awaited novelization of the simulation RPG "Gojin Senki", whose magnificent world view and detailed details have attracted a lot of attention.