The total destruction of Japan in the second Great War and the rise of the country within a decade as one of the greatest economic super power in the world through rapid economic rehabilitation, technological advancement, massive industrialisation and trade promotion are dubbed by the world economist “Japan’s Post War Economic Miracle”. How this miracle could happen? What were the secrets, strengths and opportunities help achieve such unparalleled success? This great economic achievement can be ascribed to many factors; the main factor was Japan’s overwhelming desire to catch up with the west. Other factors are post war favourable global trade environment, America’s continued military presence and constitutional limitation on Japan on military build up spared the government from high defence cost, unique industrial entrepreneurship, healthy relation between large and small industries resulting high contribution of small industries in the national economy, role of science and technology, rich human capital inheriting unique skill, wisdom, social harmony and unity to serve the country above self and above all the effective role of the government. This book contains a short history relating to the above factors responsible for great economic success of Japan. It is hoped that the book may be of interest and useful to those involved in promotion of education, industrial management, prospective industrial entrepreneurs and national planning and development in a developing country.