日本在有关投资与贸易方面主要的法规包括《外汇法》、《出口贸易管理令》、《进口贸易管理令》、《关税定率法》、《进出口交易法》和《禁止垄断法》等。战后日本有关国际贸易与投资的法律,随着国际国内形势的变化,曾做了一系列的调整,如1994年12月日本在加入WTO之际调整了《关税定 Japan’s major laws and regulations on investment and trade include the Foreign Exchange Law, the Order of the Export Trade Administration, the Order of the Import Trade Administration, the Law on the Tariff Rate, the Law on Import and Export Transactions and the Prohibition of Monopolization Act. Japan’s post-war law on international trade and investment has made a series of adjustments with the changes in the international and domestic situations. For example, in December 1994, Japan readjusted the "Tariffs