Washington State University has developed a great website about the history of Japanese Americans in our region. This should keep you busy for a few days!
Assoc. Prof. of History
Dr. Laurie Mercier outlines several areas of study:
First Arrivals and Their Labors
Japanese American Associations and Culture
Japanese Americans and World War II
Recovering Community and Remembering History in the Postwar Era
You may have visited the nearby Japanese Gardens in Portland. But did you know that there is a memorial to the Japanese who were interned? The Japanese American Historical Plaza features stones carved with the memories of internees.