Photocopy of a declassified report on Keizaburo Koyama. A bench warrant was issued for Koyama for disregarding a signal, but no disposition was noted in his records. The files in the Multnomah County Jail did not show any information on Koyama's arrest or warrant on the matter. A report from the Credit Reporting Company from Rose …

Photocopy of a declassified report on Keizaburo Koyama. Confidential Informant N1 provided another translated article from the North American Times dated February 14, 1941 which stated that Koyama was appointed to the Industrial Department of the Japanese Association of Oregon, which was reorganized as a new Japanese Chamber of Commerce. On March 5, 1941, Koyama was …

Photocopy of a declassified report on Keizaburo Koyama's sworn statement to Inspector Clarence J. Wise. The report states Koyama's biographical history and physical measurements. It lists his entry date to the United States as December 31, 1914. He states that he is a member of the Portland Chamber of Commerce and the Japanese Methodist Church, but …