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Stock Information
Status of Shares (As of April 30, 2011)
Stock listing
Tokyo Stock Exchange, First Section, Securities code : 4549
Number of shares authorized
61,950,000 shares
Number of shares outstanding
21,770,719 shares
Number of shares per trading unit
100 shares
Closure of accounts
March 31
Ordinary General Meeting of Shareholders
June annually
Number of shareholders
7,066
Distribution of shares by type of shareholder

Major shareholders(Top 10)
| Name of shareholder | Investment status | |
|---|---|---|
| Number of shares held 100 shares |
Equity ownership % |
|
| Otsuka Pharmaceutical Co., Ltd. | 20,000 | 11.01 |
| Japan Trustee Services Bank, Ltd. (Trust account) | 9,649 | 5.31 |
| The Master Trust Bank of Japan, Ltd. (Trust account) | 7,827 | 4.31 |
| Tadao Kurozumi | 6,173 | 3.39 |
| The Chase Manhattan Bank NA London SL Omnibus Account (Standing proxy: Custody & Proxy Department, Mizuho Corporate Bank, Ltd.) | 5,833 | 3.21 |
| The Dai-ichi Mutual Life Insurance Company (Standing proxy: Trust & Custody Services Bank, Ltd.) | 5,500 | 3.02 |
| Norhtem Trust Company AVFC Subaccount American Client | 5,312 | 2.92 |
| Nippon Life Insurance Company | 4,701 | 2.58 |
| EIKEN CHEMICAL Employee Stock Ownership Plan | 4,529 | 2.49 |
| The Nomura Trust and Banking Co., Ltd. (Retirement benefi t trust, Mitsubishi UFJ Trust and Banking Corporation account) |
3,510 | 1.93 |
Note: Treasury stock (3,605,174 shares) is excluded for calculating the equity ownership ratio.
Transfer agent and special account management institution
Mitsubishi UFJ Trust and Banking Corporation
1-4-5 Marunouchi, Chiyoda-ku, Tokyo, Japan