In terms of terrorist activities , the most important new-left group was the Japanese Red Army ( Nihon Sekigun ) . Formed in 1969 , it was responsible for , among other acts , the hijacking of a domestic Japan Airlines jet to Pyongyang in 1970 and the 1972 Lod Airport massacre . It also participated in the Laju incident , an attack on a Shell oil refinery in Singapore in 1974 , and seized the French embassy in The Hague that same year and the United States and Swedish embassies in Kuala Lumpur in 1975 . In 1977 the Japanese Red Army hijacked a Japan Airlines jet over India in a successful demand for a US$ 6 million ransom and the release of six inmates in Japanese prisons
Laju incident
Laju incident
Political extremism in Japan