Naoyuki Andō

Naoyuki Andō (安堂 直行 Andō Naoyuki) is the childhood friend of Hiro Shishigami who acts as Ichirō Inuyashiki's informant and assistant after he finds out the true nature of Hiro and help him in his quest to save people and hunt Hiro down, even as far as teaching him the basic of how to control his mechanical body.

Appearance
Andō is a man of average height with long brown hair that covers the right side of his forehead and brown eyes.

Etymology

 * The name Naoyuki means "straight, direct" (直) (nao) and "row, line" (行) (yuki).
 * The surname Andō means "peace/peaceful, quiet" (安) (an) and "temple" (堂) (dō).

Trivia

 * Andō is a big fan of the GANTZ manga series, which was created by the same author as Inuyashiki.
 * Kanata Hongo portrays Andō in both the anime and the live-action adaptations of Inuyashiki.