(1) Government Bonds and Treasury Discount Bills

Auction Date	Issue	Auction Announcement	Auction Result	Non-price -competitive Auction II
May 7, 2010	Treasury Discount Bills (3-month)(105)	Detail	Detail	―
May 7, 2010	Auction for Enhanced-liquidity	Detail	Detail Issues Re-opened	―
May 11, 2010	Treasury Discount Bills (6-month)(106)	Detail	Detail	―
May 11, 2010	10-year (307)	Detail	Detail	Detail
May 12, 2010	Treasury Discount Bills (3-month)(107)	Detail	Detail	―
May 13, 2010	40-year(3)	Detail	Detail	Detail
May 17, 2010	Treasury Discount Bills (1-year)(108)	Detail	Detail	―
May 18, 2010	5-year(88)	Detail	Detail	Detail
May 19, 2010	Treasury Discount Bills (3-month)(109)	Detail	Detail	―
May 20, 2010	Treasury Discount Bills (Approx. 2-month)(110)	Detail	Detail	―
May 20, 2010	20-year (117)	Detail	Detail	Detail
May 25, 2010	Auction for Enhanced-liquidity	Detail	Detail Issues Re-opened	―
May 26, 2010	Treasury Discount Bills (3-month)(111)	Detail	Detail	―
May 27, 2010	2-year(293)	Detail	Detail	Detail

(2) Buy-back
      Buy-back Results (April 2010)

(3) Borrowing

Auction Date	Borrowing Date	Issue
May 6, 2010	May 13, 2010	Borrowing of Special Account for the Allotment of Local Allocation Tax and Local Transfer Tax(Local Allocation Tax and Local Transfer Tax Allotment Account) (Approx. 6-month)
May 12, 2010	May 20, 2010
May 19, 2010	May 27, 2010
May 26, 2010	Jun. 3, 2010
May 17, 2010	May 25, 2010	Borrowing of Special Account for National Forest Service(Approx. 5-year)

[Notes]
1. The above calendar may be changed or added in light of changes in circumstances. In such cases, it will be announced in advance.
2. Each issue amount will be announced about one week prior to each auction date.
3. The issue date of Treasury Discount Bills auctioned on May 20, 2010 is May 25, 2010 and, the maturity date is July 26, 2010.