To all the members

Name of the Company Daiwabo Information System Co., Ltd. Representative Hirokazu Matsumoto, President and CEO (Code No. 9912, First Section of Tokyo Stock Exchange/Osaka Securities Exchange) Head Office 3-2-5, Hommachi, Chuo-ku, Osaka Contact person Osamu Koyama, Managing Director PHONE +81-6-6281-1161

Concept and policy behind reducing the investment unit

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1. Concept behind reducing the investment unit   We believe that reduction of the investment unit will be an effective measure to expand the individual investor class and increase the liquidity of stocks.     2. Policy behind reducing the investment unit   We will work out effective and appropriate measures, comprehensively taking into consideration future trends in terms of individual investors, stock levels, liquidity of stocks, and the cost-benefit performance of reducing the investment unit.

Reference Daiwabo Information System Co., Ltd. Osamu Koyama, Director of Finance Dept PHONE +81-6-6281-1161 Fax +81-6-6281-1164

June 1, 2007