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Colon-bu-bu, the explorer of the underground state of Chombo, heads for the ground hoping to see a new world. Then he meets Cobalt and takes him underground as prisoner.
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