This book is the first to document the vital role played by Americans, not of Japanese ancestry, who served as Japanese language officers in World War II. Covering the period 1940-1945, it describes their selection, training, and service in the U.S. Navy and Marine Corps during the war and their contributions toward maintaining good relations between America and Japan thereafter. Author Roger Dingman argues that their service as codebreakers and combat interpreters hastened victory and that their cross-cultural experience and linguistic knowledge facilitated the successful dismantling of the J