Is GR: Giant Robo coming back?
GR: Giant Robo (2007–2007) — anime · science-fiction on Sky PerfecTV
The answer: Concluded July 6, 2007.
About GR: Giant Robo
The story takes place at the dawn of the 21st century, when the Earth is overrun by giant robots. Daisaku Kusama encounters one of these monsters, the titular Robo, in a ruin in Okinawa. Beckoned by forces he cannot understand, Daisaku is made to bond, body and spirit, with the ancient weapon and defend his homeland from the incoming evil.