| November 15, 2005 |
 Earnings Forecast Revisions |
| October 21, 2005 |
Announcement of Revised Interim Earnings Forecast |
| September 20, 2005 |
Changes to the organization effective October 1, 2005 |
| May 30, 2005 |
Nghi Son Cement Corporation to add second production line |
| May 26, 2005 |
Merger of two consolidated subsidiaries |
| April 15, 2005 |
Taiheiyo Cement Issues Unsecured Bonds |
| March 31, 2005 |
Taiheiyo Cement Group Medium-Term Business Plan |
|
Extraordinary Profit from Tosa IPP Joint Venture |
| March 29, 2005 |
Sale of Fixed Assets |
| January 27, 2005 |
Announcement of Revised Business Performance Forecast of Affiliated Company (NIHON CERATEC CO., LTD.) |
| January 25, 2005 |
Selling of Fixed Assets |
