The emergence of Japan as a huge economic force has been a major feature of the business world since World War II.
Deming is given the credit for introducing Quality Management to Japanese industry 1950, followed by Juran in 1954, although it was the American Homer Sarasohn who began the work.
Two key Japanese management methods, Kaizen and Hoshin Kanri, had their roots in the USA. Kaizen was pre-empted by Taylor's use of continued improvement to beat competitors, while Hoshin Kanri was an amalgamation of Drucker's MbO and Juran's Quality Management.