Astro Boy 1963 Season 3 Episode 18 Super Brain

After performing an operation on gang member Kanekura, Professor Ibaru is killed in order to ensure his silence, in a murder staged as an auto accident. Several days later, a strange car-shaped robot named Friday appears before Kanekura and follows him around. Friday is soon caught by the gang's electromagnetic device and rendered powerless. The robot takes a little box from his chest and buries it in the ground. When Astro Boy arrives, he hears a voice calling from the spot where Friday's box is buried.