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Stock Information
Status of Shares (As of March 31, 2010)
Stock listing
Tokyo Stock Exchange, First Section
Number of shares authorized
61,950,000 shares
Number of shares outstanding
21,770,719 shares
Number of shareholders
9,909
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 |
| Tadao Kurozumi | 8,173 | 6.52 |
| Japan Trustee Services Bank, Ltd. (Trust account) | 7,879 | 4.34 |
| The Dai-ichi Mutual Life Insurance Company (Standing proxy: Trust & Custody Services Bank, Ltd.) | 5,500 | 3.03 |
| Nippon Life Insurance Company | 4,701 | 2.59 |
| The Chase Manhattan Bank NA London SL Omnibus Account (Standing proxy: Custody & Proxy Department, Mizuho Corporate Bank, Ltd.) | 4,446 | 2.45 |
| EIKEN CHEMICAL Employee Stock Ownership Plan | 4,026 | 2.22 |
| The Nomura Trust and Banking Co., Ltd. (Retirement benefi t trust, Mitsubishi UFJ Trust and Banking Corporation account) |
3,510 | 1.93 |
| The Master Trust Bank of Japan, Ltd. (Trust account) | 2,901 | 1.60 |
| Mellon Bank NA Treaty Client Omnibas | 2,747 | 1.51 |
Note: Treasury stock (3,611,683 shares) is excluded for calculating the equity ownership ratio.
Number of shares per trading unit
100 shares
Securities code
4549
Closure of accounts
March 31
Ordinary General Meeting of Shareholders
June annually
Transfer agent and special account management institution
Mitsubishi UFJ Trust and Banking Corporation
1-4-5 Marunouchi, Chiyoda-ku, Tokyo, Japan