In 1950 Japan started down a new path to enter the world on a global scale. I believe that about 75 years after that new beginning, Japan will be ready. That's in 2025.
Twelve years from now. Many of but not most of the people who experienced that change will no longer be around. But to be honest it really takes 100 years or two generations for enough change to take place and enough life and death to run its course, to really see any significant change in society.
As it i s now, many of the people who lived through the war or were raised by people who were affected by the war are in power. Either they are the majority voting or they are running companies. See in Japan seniority is valued in a company and regardless of talent people who have more experience get the higher positions.
Here are some other articles on this topic: