(1) Government Bonds and Treasury Discount Bills

Auction Date	Issue	Auction Announcement	Auction Result	Non-price -competitive Auction II
Jun. 1, 2012	Auction for Enhanced-liquidity	Detail	Detail Issues Re-opened	—
Jun. 5, 2012	10-year (323)	Detail	Detail	Detail
Jun. 6, 2012	Treasury Discount Bills (6-month)(285)	Detail	Detail	—
Jun. 7, 2012	Treasury Discount Bills (3-month)(286)	Detail	Detail	—
Jun. 7, 2012	30-year (36)	Detail	Detail	Detail
Jun. 12, 2012	5-year(105)	Detail	Detail	Detail
Jun. 13, 2012	Treasury Discount Bills (Approx. 2-month)(287)	Detail	Detail	—
Jun. 14, 2012	Treasury Discount Bills (3-month)(288)	Detail	Detail	—
Jun. 14, 2012	20-year(137)	Detail	Detail	Detail
Jun. 18, 2012	Treasury Discount Bills (1-year)(289)	Detail	Detail	—
Jun. 21, 2012	Treasury Discount Bills (3-month)(290)	Detail	Detail	—
Jun. 21, 2012	Auction for Enhanced-liquidity	Detail	Detail Issues Re-opened	—
Jun. 26, 2012	2-year(318)	Detail	Detail	Detail
Jun. 28, 2012	Treasury Discount Bills (3-month)(291)	Detail	Detail	—

(2) Buy-back
      Buy-back Results (May 2012)

(3) Borrowing

Auction Date	Borrowing Date	Issue
Jun. 1, 2012	Jun. 11, 2012	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)
Jun. 6, 2012	Jun. 14, 2012
Jun. 13, 2012	Jun. 21, 2012
Jun. 12, 2012	Jun. 20, 2012	Borrowing of Special Account for Energy Policy (Approx. 12-month)

[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 June 13, 2012 is June 15, 2012 and, the maturity date is August 2, 2012.