| September 2006 | Minister of Economy, Trade and Industry |
| November 2005 | Acting Chairman, Policy Research Council, LDP |
| September 2005 | Chairman, Committee on Budget, HR |
| September 2005 | Re-elected to the House of Representatives (8th Term) |
| September 2004 | Chairman, Committee on Budget, HR |
| November 2003 | Re-elected to the House of Representatives (7th Term) |
| May 2001 | Chief Deputy Secretary General, LDP |
| July 2000 | Chairman, Research Commission on Small and Medium-Sized Enterprises, LDP |
| July 2000 | Chairman, Finance Committee, LDP |
| June 2000 | Re-elected to the House of Representatives |
| November 1999 | Deputy Chairman, Research Commission on the Tax System, LDP |
| October 1999 | Deputy Secretary-General, LDP |
| July 1998 | Minister of Labour |
| May 1998 | Senior Director, Special Committee on Urgent Economic Measures |
| September 1997 | Deputy Secretary-General, LDP |
| November 1996 | Deputy Chairman, Policy Research Council, LDP |
| October 1996 | Re-elected to the House of Representatives |
| September 1995 | Chairman, Committee on Commerce and Industry, HR |
| July 1993 | Re-elected to the House of Representatives
Director, International Trade and Industry Division, LDP
|
| November 1991 | Director, Committee on Rules and Administration, HR |
| December 1990 | Senior Director, Committee on Commerce and Industry, HR |
| February 1990 | Re-elected to the House of Representatives |
| August 1989 | Parliamentary Vice-Minister of International Trade and Industry (Kaifu Cabinet) |
| June 1989 | Parliamentary Vice-Minister of International Trade and Industry (Uno Cabinet) |
| July 1986 | Re-elected to the House of Representatives |
| December 1983 | Elected as a Member of the House of Representatives (HR) |
| September 1974 | Secretary for Tadashi Amari (Member of the House of Representatives) |
| April 1972 | Entered Sony Corporation |
