An adaptation of *Giant Robo THE ANIMATION: Chikyuu ga Seishi Suru Hi* OVA, serialized in magazine Comic GENKi.
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.
*Note: this manga received its first tankoubon release 50 years after being originally published in Ribon.*
A story of the growth of an apprentice angel who came to the human world. The prototype of Mahou Tsukai Sally a masterpiece of girls' manga drawn by Mitsuteru Yokoyama, has been published in book form for the first time after half a century! Two angels, Chiruru and Maruru, who do not know the right and wrong of the world, are sent to earth by the emperor of heaven to learn the right and wrong of things. What is the human world they see? ...... (Source : Public Brain, translated)