(1) Government Bonds and Treasury Discount Bills

Auction Date	Issue	Auction Announcement	Auction Result	Non-price -competitive Auction II
Apr. 3, 2012	10-year(321)	Detail	Detail	Detail
Apr. 4, 2012	Treasury Discount Bills (3-month)(270)	Detail	Detail	—
Apr. 5, 2012	Treasury Discount Bills (6-month)(271)	Detail	Detail	—
Apr. 5, 2012	Auction for Enhanced-liquidity	Detail	Detail Issues Re-opened	—
Apr. 9, 2012	Treasury Discount Bills (Approx. 2-month)(272)	Detail	Detail	—
Apr. 11, 2012	Treasury Discount Bills (3-month)(273)	Detail	Detail	—
Apr. 12, 2012	30-year(36)	Detail	Detail	Detail
Apr. 17, 2012	Treasury Discount Bills (1-year)(274)	Detail	Detail	—
Apr. 17, 2012	5-year(103)	Detail	Detail	Detail
Apr. 18, 2012	Treasury Discount Bills (3-month)(275)	Detail	Detail	—
Apr. 19, 2012	Auction for Enhanced-liquidity	Detail	Detail Issues Re-opened	—
Apr. 24, 2012	Treasury Discount Bills (3-month)(276)	Detail	Detail	—
Apr. 24, 2012	20-year(135)	Detail	Detail	Detail
Apr. 26, 2012	Treasury Discount Bills (3-month)(277)	Detail	Detail	—
Apr. 26, 2012	2-year(316)	Detail	Detail	Detail

(2) Buy-back
      Buy-back Results (Mar. 2012)

(3) Borrowing

Auction Date	Borrowing Date	Issue
Apr. 11, 2012	Apr. 19, 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)
Apr. 18, 2012	Apr. 26, 2012
Apr. 24, 2012	May 2, 2012
Apr. 26, 2012	May 10, 2012
Apr. 12, 2012	Apr. 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 April 9, 2012 is April 13, 2012 and, the maturity date is June 4, 2012.