Doraemon: Nobita's Great Adventure into the Underworld, also known as Doraemon, Nobita and the Underworld Adventure, is a 1984 Japanese animated science fantasy film which premiered on March 17, 1984, in Japan, based on the fifth volume of the same name of the Doraemon Long Stories series. The fifth in series, it was the first to incorporate computer graphics technology. The film was watched by more than 3 million people and generated a revenue of 1.65 billion yen.