The author of this study of policymaking in postwar Japan contends that the prevailing perceptions of the subject advanced to date are inadequate. Professor Pempel identifies three distinct patterns of policymaking within Japan's current system of hegemonic pluralism. One of these, "policymaking by camp conflict, "is associated with broad, highly emotional, ideological issues that polarize political forces and that are resolved only after widely publicized battles in the Diet, the media, and the streets. A second pattern, "incremental policymaking, "involves nonideological problems that are...