April 24, 2006 Notification regarding the conversion status of the first tranche of unsecured convertible bonds with embedded warrants (Large volume of warrants exercised) We hereby provide notification as follows of the status of conversion into stock as of April 19, 2006, of the first tranche of unsecured convertible bonds with embedded warrants issued by this company on February 24, 2006. 1. Security name: TBK Co.'s first tranche of unsecured convertible bonds with embedded warrants 2. Exercise period: Wednesday, April 19, 2006 3. Number of stock shares converted: 651,296 4. Exercise price (Conversion price): \767.7 5. Total nominal value of exercised shares: \500,000,000 (Conversion rate: 25.0%) 6. Total nominal value of shares not exercised: \1,500,000,000 For more information: fqa@tbk-jp.com Copyright (c) 2005 TBK Co., Ltd. All Rights Reserved.