| September 2007 | Minister of Agriculture, Forestry and Fisheries
|
| August 2007 | Minister of Agriculture, Forestry and Fisheries
|
| September 2006 | Minister of the Environment, Minister in Charge of Global Environmental Problems
|
| November 2005 | Chairperson, LDP Policy Board in the House of Councillors
Acting Chairperson, Research Commission on the Constitution, LDP
Acting Chairperson, Research Commission on the Election System, LDP
|
| October 2004 | Director, Committee on Budget, HC
Chairperson, Special Committee on Mountain Villages, LDP
|
| July 2004 | Elected to the HC
Chairperson, Committee on Discipline, HC
|
| September 2003 | Chairperson, Special Committee on Prevention of International Terrorism and Japan's Cooperation and Support, HC
|
| May 2003 | Director, Special Committee on Protection of Personal Information, HC
|
| October 2002 | Director, Research Commission on the Constitution, HC
Director, Special Committee on Financial Issues and Revitalization of the
Economy, HC
|
| September 2001 | Director, Committee on Financial Affairs, HC
|
| January 2001 | Senior Vice-Minister of Finance (-Sept. 2001)
|
| December 1999 | Parliamentary Vice-Minister, Ministry of Finance (-Jan. 2001)
|
| August 1999 | Chairperson, Committee on Agriculture, Forestry and Fisheries (HC)
|
| July 1998 | Elected to the House of Councillors (HC)
|
| July 1994 | Director, Committee on Transport, LDP
|
| July 1993 | Elected to the HR
|
| June 1989 | Parliamentary Vice-Minister, Management and Coordination Agency (-Feb. 1990)
|
| July 1986 | Elected to the HR
|
| December 1983 | Elected to the House of Representatives (HR)
|
| January 1983 | Resigned from MAFF
|
| July 1981 | Director, General Affairs Division, Director-General's Secretariat, National Land Agency
|
| January 1981 | Director, General Affairs Division, Agricultural Structure Improvement Bureau, Ministry of Agriculture, Forestry and Fisheries (MAFF)
|
| January 1978 | Director, Agricultural Policy Planning Division, Agricultural Structure Improvement Bureau, MoAF
|
| April 1957 | Jointed Ministry of Agriculture and Forestry (MoAF) |
