Nisei male. Born in 1916. Grew up in the Los Angeles area, where father was a Buddhist minister. Attended medical school before World War II. During the war, served in the U.S. Army as a doctor with the 106th Infantry Division in Europe. Captured during the Battle of the Bulge and was held in several prisoner of war camps in Germany. After returning to the U.S., worked as a pediatrician for a time before moving to Japan to study the effects of the atomic bombings on children in Hiroshima and Nagasaki.