Digest of Proceedings of the Special Committee for Research on the Constitution of Japan
- 166th Session(From 25 January to 5 July 2007)
- 165th Session(From 26 September to 19 December 2007)
- 164th Session(From 20 January to 18 June 2006)
- 163rd Session(From 21 September to 1 November 2005)