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Higeoyaji's pet dog Pero has a diamond that it took back from space. Dr. Fooler puts Pero's memory into the computer of Captain Dog, the robot dog, to make it find diamonds. Astro follows the robot dog, which is heading for Mars.
First Air Date : Jan 01, 1963
Last Air date : Dec 31, 1966
Episode : 193 Episode
Season : 1 Season
Runtime: 30:14 minutes
Studio: Fuji TV
Country: Japan