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Nobita's father is old fashioned, so Nobita uses Doraemon's ray gun to make things as they would have been in the past or future, then starts on living things with a mouse de-evolutionized 200,000,000 years to become a large dinosaur and his father evolved into a future man.
First Air Date : Apr 02, 1979
Last Air date : Apr 15, 2015
Episode : 1835 Episode
Season : 27 Season
Runtime: 11:14 minutes
Studio: tv asahi
Country: Japan