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On Christmas night, Dr. Ochanomizu opens the will of his scientist friend who died 10 years before. It says that he has left an invention in Bururu Mountain. Astro and his friends happen to be on the mountain and encounter a boy called Akio who lives alone there.
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
