Investor Relations／Stock and Bond Information

(As of March 31, 2011)

Listing of the Company's Shares
First Sections of the Tokyo Stock Exchanges
Number of Shares of Common Stock Other corporate investors
Authorized: 1,250,519,400
Issued: 435,017,020

*the Company implemented four for one stock split for the shareholders registered as of September 30, 2005. New shares took effect on November 15, 2005.
*14,379,000 treasury shares were cancelled as of February 1, 2006.
Trading Unit
100 shares
Number of Shareholders
88,168

Common Stock Price Range

Jan. - Mar. Apr. - June. July. - Sept. Oct. - Dec.
2007 High 4,750 4,340 4,300 4,320
Low 3,810 3,640 3,690 3,440
2008 High 3,460 3,100 2,535 2,230
Low 2,200 2,400 1,922 1,212
2009 High 2,150 2,100 2,285 2,600
Low 1,500 1,661 1,864 1,902
2010 High 2,630 2,625 2,155 2,116
Low 2,193 1,847 1,800 1,835
2011 High 2,077 1,913 1,905 1,910
Low 1,550 1,575 1,593 1,537
Transfer Agent of Common Stock Handling Office
Mitsubishi UFJ Trust and Banking Corporation
Corporate Agency Department
10-11, Higashisuna 7-chome, Koto-ku,
Tokyo 137-8081, Japan
Tel. 03-5683-5111

Principal Shareholders (as of March 31, 2011)

Shareholders Shareholdings Percentage of total
shares issued（％）
1 Japan Trustee Services Bank, Ltd. (Trust Account) 28,454,400 6.54
2 JP Morgan Chase Bank 380055 22,471,374 5.16
3 The Master Trust Bank of Japan, Ltd.
(Trust Account) 		15,867,800 3.64
4 State Street Bank and Trust Company 505225 10,504,374 2.41
5 Mamoru Yamanaka 9,672,424 2.22
6 SSBT OD05 OMNIBUS ACCOUNT - TREATY CLIENTS 9,601,700 2.20
7 Mellon Bank, N.A. as Agent for its Client Mellon Omnibus US Pension 9,437,228 2.16
8 State Street Bank and Trust Company 8,952,468 2.05
9 State Street Bank and Trust Company 505223 7,948,308 1.82
10 JP Morgan Chase Oppenheimer JASDEC Lending Account 6,818,419 1.56
Above total 129,728,495 29.8

Corporate Bond

The following corporate bonds were issued on Sep. 11, 2007 to fund a public tender offer to acquire Pentax Corporation.

Amount (yen) Interest rate Maturity Date
1st unsecured bond (5 - year bonds) 39,980,000,000 1.42% Sep. 20, 2012
2nd unsecured bond (7- year bonds) 24,990,000,000 1.62% Sep. 19, 2014
3rd unsecured bond (10- year bonds) 34,993,000,000 1.93% Sep. 20, 2017
Total 99,963,000,000