The research period of the Commission is "regarded as approximately five years as a time framework." The end of this period fell during the 162nd session of the Diet. On this occasion the Commission prepared a Report containing its proceedings and deliberations to date in order to present it to the Speaker of the House of Representatives.

Statement on the Report of the Research Commission on the Constitution made by its Chairman to the House of Representatives-- 26 April 2005

The report is available in PDF format.