TDK Corporation (6762) FY 2012 Third Quarter Financial Results (U.S. GAAP) (7) Consolidated Supplementary Information 1. Exchange rates used for conversion Term Item The end of the period As of December 31, 2010 US$=Yen Euro=Yen 81.49 107.90 As of December 31, 2011 US$=Yen Euro=Yen 77.74 100.71 As of March 31, 2011 US$=Yen Euro=Yen 83.15 117.57 2. Sales by region 【9-month-period results】 Term Region Americas Europe Asia and others Overseas sales total Japan Net sales The 9-month-period of FY2011 (April 1, 2010 December 31, 2010) (Yen millions) % 10.3 68,151 94,408 14.2 415,712 62.8 578,271 87.3 83,900 12.7 662,171 100.0 The 9-month-period of FY2012 Change (April 1, 2011 December 31, 2011) (Yen millions) % (U.S.$ thousands) (Yen millions) Change(%) 62,642 10.3 803,103 (5,509) -8.1 94,210 15.5 1,207,820 (198) -0.2 60.8 4,749,949 (45,216) -10.9 370,496 -8.8 86.6 (50,923) 527,348 6,760,872 -2.8 13.4 81,577 1,045,859 (2,323) -8.0 608,925 100.0 7,806,731 (53,246) 3Q of FY2011 (October 1, 2010 December 31, 2010) (Yen millions) % 20,768 9.5 31,554 14.3 138,797 63.1 191,119 86.9 28,818 13.1 219,937 100.0 3Q of FY2012 Change (October 1, 2011 December 31, 2011) (Yen millions) % (U.S.$ thousands) (Yen millions) Change(%) 255,333 (852) -4.1 19,916 10.4 27,238 14.2 349,205 (4,316) -13.7 114,998 60.0 1,474,334 (23,799) -17.1 162,152 84.6 2,078,872 (28,967) -15.2 29,616 15.4 379,692 798 2.8 191,768 100.0 2,458,564 (28,169) -12.8 【3rd quarter results】 Term Region Americas Europe Asia and others Overseas sales total Japan Net sales Notes: 1 Overseas sales are based on the location of the customers. 2 U.S.$1=Yen 78, for convenience only. 3. Company group As of September 30, 2011, TDK had one hundred and twenty-five (125) consolidated subsidiaries (fourteen (14) in Japan and one hundred and eleven (111) overseas). TDK also had eight (8) affiliates (five (5) in Japan and three (3) overseas), the financial statements for which are accounted for by the equity method. 17 TDK Corporation (6762) FY 2012 Third Quarter Financial Results (U.S. GAAP) 4. Overview of net sales by product Term Product Capacitors Inductive devices Other Passive Components Recording devices Other Magnetic Application Products Other Consolidated total Term Product Capacitors Inductive devices Other Passive Components Recording devices Other Magnetic Application Products Other Consolidated total 1Q of FY2011 (April 1, 2010 June 30, 2010) (Yen millions) % 37,985 32,134 34,583 104,702 71,668 28,594 17.1 14.5 15.6 47.2 32.3 12.9 100,262 45.2 16,961 7.6 221,925 100.0 1Q of FY2012 (April 1, 2011 June 30, 2011) (Yen millions) % 36,080 32,879 32,751 101,710 55,235 27,433 82,668 2Q of FY2011 (July 1, 2010 September 30, 2010) (Yen millions) % 37,745 33,553 37,450 108,748 65,332 26,912 92,244 17.1 15.2 17.0 49.3 29.7 12.2 41.9 19,317 8.8 220,309 100.0 2Q of FY2012 (July 1, 2011 September 30, 2011) (Yen millions) % 3Q of FY2011 (October 1, 2010 December 31, 2010) (Yen millions) % 35,150 32,631 39,329 107,110 63,039 27,746 90,785 16.0 14.8 17.9 48.7 28.7 12.6 41.3 22,042 10.0 219,937 100.0 4Q of FY2011 (January 1, 2011 March 31, 2011) (Yen millions) % 34,513 31,865 38,594 104,972 57,483 27,707 85,190 3Q of FY2012 (October 1, 2011 December 31, 2011) (Yen millions) (U.S.$ thousands) % 34,150 31,354 34,387 99,891 53,305 31,203 16.2 14.9 16.4 47.5 25.4 14.8 30,553 28,582 30,353 89,488 42,024 29,772 16.0 14.9 15.8 46.7 21.9 15.5 40.0 84,508 40.2 71,796 37.4 920,462 30,484 15.9 191,768 100.0 390,820 2,458,564 25,987 12.3 210,386 100.0 39.9 23,404 11.0 213,566 100.0 17.5 15.9 15.8 49.2 26.7 13.3 22,393 10.8 206,771 100.0 16.1 14.9 18.1 49.1 26.9 13.0 391,705 366,436 389,141 1,147,282 538,769 381,693 Notes: 1. U.S.$1=Yen 78, for convenience only. 2. Certain products are reclassified from "Inductive devices" to "Other (i.e., other than 2 reportable segments)" due to the reorganization in the first quarter of fiscal 2012. The prior year's sales are also reclassified to conform to the new segmentation. 18