What was the cultural change that happened to Japan after World War II?

The name may be in importnce  to them

Historians are researchers of the past or people who understand the history of people. with this field, they must possess qualities such as being unbiased, patient, efficient reader, has a knack for logic and critical thinking and reasoning, disciplined, open-minded, resourceful, with good analytical ability, good reasoning skills and problem solving!

To relate to humans in a relational humanly way.