Isao Matsumoto is a former Japanese film writer.
A Japanese geologist discovers that dinosaurs still exist in caves beneath the surface of a volcanic lake.
Duke Togo (codename: Golgo 13) is a ruthless assassin who's accepted a tricky assignment from an American drug syndicate. His mission is to "rub out" Hong Kong's underworld kingpin. His main obstacle is the relentless Detective 'Smitty' Smith, determined to stop Togo no matter the cost. The result is an explosive adventure through the seamy, violent streets of Hong Kong.
Kiku Nakakawa, the only daughter of an old kimono shop owner in Kyoto, is enthusiastic about karate. To help her friend Michi avenge her brother, she sneaks into a movie studio in Kyoto where a drug dealing syndicate is based.