![](https://cdn.animecharacters.io/images/characters/large/27142-4065982b.jpg)
Colonel Sangross (カーネル・サングロス)
He is an old gentleman who brought up Walter and is his manager. He is actually a military staff who has a close connection in the robot development ministry of the empire, and procures the robot arms suitable for the concept.
Voice Actors
Chafurin
Japanese