TDK Corporation 1-13-1, Nihonbashi Chuo-ku, Tokyo 103-8272 Japan Contacts; TDK Corporation(Tokyo) Corporate Communications Department +81(3)5201-7102 Michinori Katayama TDK U.S.A. Corporation Francis J. Sweeney +1(516)535-2600 TDK UK Limited Ron Matier +44(1737)773773 FOR IMMEDIATE RELEASE TOKYO - August 1, 2002 TDK Corporation today announced its consolidated business results prepared in conformity with accounting principles generally accepted in the United States of America for the 1st quarter (Qtr.) of fiscal year (FY) 2003 and 2002, the three months ended June 30, 2002 and 2001 are as follows; 1) Summary Consolidated results (April 1, 2002 - June 30, 2002) Term Items Net sales Operating income Income before income taxes Net income Net income per common share The 1st Qtr. of FY2002 The 1st Qtr. of FY2003 Change (April 1, 2001 - June 30, 2001) (April 1, 2002 - June 30, 2002) (Yen millions) % (U.S.$ thousands) (Yen millions) % (Yen millions) % 148,708 5,986 100.0 4.0 1,239,233 49,883 140,244 2,589 100.0 1.8 8,464 3,397 6.0 131.2 3,303 2,161 2.2 1.5 27,525 18,008 2,564 1,207 1.8 0.9 739 954 28.8 79.0 Yen 16.27 U.S.$ 0.14 Yen 9.07 (Sales breakdown) Term Products Electronic materials and components Electronic materials Electronic devices Recording devices Semiconductors & others Recording media & systems Total sales Overseas sales The 1st Qtr. of FY2002 The 1st Qtr. of FY2003 Change (April 1, 2001 - June 30, 2001) (April 1, 2002 - June 30, 2002) (Yen millions) % (U.S.$ thousands) (Yen millions) % (Yen millions) 118,170 45,860 29,844 38,341 79.5 30.8 20.1 25.8 984,750 382,167 248,700 319,508 110,321 43,900 28,550 32,834 78.7 31.3 20.4 23.4 4,125 2.8 34,375 5,037 3.6 30,538 148,708 106,191 20.5 100.0 71.4 254,483 1,239,233 884,925 29,923 140,244 96,745 21.3 100.0 69.0 7,849 1,960 1,294 5,507 (912) 615 8,464 9,446 % 7.1 4.5 4.5 16.8 (18.1) 2.1 6.0 9.8 Notes: 1. The figures for net income per common share are calculated based upon the weighted average number of shares of common stock (the total outstanding number). 2. TDK adopted the Emerging Issues Task Force Issue 01-9 ("EITF 01-9"), "Accounting for Consideration Given by a Vendor to a Customer (Including a Reseller of the Vendor's Products)" from the fiscal year beginning April 1, 2002 and has applied EITF 01-9 retroactively. 3. Consolidated results for the 1st quarter of FY2003 and FY2002 are unaudited by independent auditors. 4. U.S.$1=Yen 120 1/9