A collection of 3 comics (a 5 part side story by Mitsuteru Yokoyama that ran from November 1967 to March 1968 in Shogakukan Comics and two Giant Robo short stories Yokoyama made in April 1968 for Second Grade Elementary Magazine and in 1972 for Fun Kindergarten respectively) as well as interviews with cast and crews for every major Giant Robo TV and anime project up until 2005.