A general study on Japanese Information Disclosure Law,which was passed on May 7,1999,this article discusses the background of the enactment of the law and points out that under people's sovereignty and democratism,any person may request to the head of an administrative organ the disclosure of administrative documents held by the administrative organ concerned.Besides providing us with basic structure of information disclosure system in Japan,the article also explains the concept of "administrative document",the exception of information disclosure in the law,the procedure for requesting disclosure and the implementation method of disclosure.Finally,a detailed explanation on information disclosure remedies in Japan,including appeal,consultation and review has been presented.