October

10/30

• Announcement of financial result for the 6 months ended September 30, 2006.

August

8/4

• Announcement of financial result for the 3 months ended June 30, 2006.

May

5/9

• Announcement of financial result for the year ended March 31, 2006.

April

4/26

• Notice of year-end dividend (increase) for the fiscal year ended March 31, 2006

February

2/27

• Announcement of revision of electricity rates

2/3

• Announcement of financial result for the nine months ended February 3, 2006