Light Novel

The Light Novel series is written by Hishikage Dairi and it's illustrated by Morino Hiro.
 * Kuro no Maou Vol I
 * Kuro no Maou Vol II
 * Kuro no Maou Vol III
 * Kuro no Maou Vol IV
 * Kuro no Maou Vol V
 * Kuro no Maou Vol VI
 * Kuro no Maou Vol VII