本文探討日本內閣的概況、內閣官房的組織及運作。內閣官房工作相當繁重，一九八六年加以改組強化、擴大組織，增強人力和職責，強化幕僚工作，提供完整資訊做為內閣決策的參考。

This is a study devoted to analyze the structure and function of the Cabinet and its Secretariat. The Cabinet Secretariat performs heavy rasks such as organizing the policy agenda for Cabinet and providing policy advice and data for Prime Minister. In order to improve the function of the Cabinet Secretariat, a lot of political reforms are taken in 1986, for example, reorganize the structure of Secretariat, expand its duties and stuffs, and supply complete information as the basis for Cabinet decision-making﹒