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A Japanese geologist discovers that dinosaurs still exist in caves beneath the surface of a volcanic lake.
as Takashi Ashizawa
as Akira Taniki
as Akiko Osano
as Junko Sonoda
as Shohei Muku
as Hideyuki Sakai
as Masahiko Miyawaki
2013
1987
2018
2009
2016
2019
2017
2009
2014
1980
2016
2009
2019
2011
1940
2018
