These recurrent wide swings in national policy raise persistent questions about the motivations of the Japanese in their national life. What are the common threads that bind together the divergent strategies of modern Japan? Japan’s national purpose and the perceived traits of its national character are subjects of scrutiny among its neighbors and can be sources of distrust. Japan’s imperialist depredations are still fresh in the minds of Chinese and Koreans. Memories of their bitter experience as victims of Japanese expansion are stoked by their rising nationalism. Signs that Japan might be abandoning its postwar pacifism are disturbing and cause for outcry.