TDK Corporation April 30, 2010 Contact; TDK Corporation(Tokyo) Corporate Communications Department Tatsuhiko Atsumi +81(3)5201-7102 Consolidated results (U.S. GAAP) for FY March 2010 Summary (April 1, 2009 - March 31, 2010) Term Item Net sales Operating income (loss) Income (loss) before income taxes Net income (loss) attributable to TDK Corp. Per common share : Net income (loss) attributable to TDK Corp. / Basic Net income (loss) attributable to TDK Corp./ Diluted Capital expenditures Depreciation and amortization Research and development Result of financial income (loss) Ratio of overseas production Number of employees FY2009 FY2010 (April 1, 2008 - Mar. 31, 2009) (Yen millions) % 100.0 727,400 -7.5 (54,305) (April 1, 2009 - March 31, 2010) (Yen millions) 808,858 25,774 Change % (U.S.$ thousands) (Yen millions) Change(%) 100.0 8,697,398 11.2 81,458 3.2 80,079 277,140 (81,630) -11.2 21,907 2.7 235,559 103,537 - (63,160) -8.7 13,520 1.7 145,376 76,680 - Yen (489.71) Yen 104.82 U.S.$ 1.13 Yen (489.71) Yen 104.74 U.S.$ 1.13 98,425 89,567 57,645 1,644 74.0% 66,429 12.3 7.9 - 64,370 83,788 53,942 (880) 80.6% 80,590 - 10.4 6.7 - 692,151 900,946 580,022 (9,462) - (34,055) (5,779) (3,703) (2,524) -34.6 -6.5 -6.4 - Non-Consolidated results for FY March 2010 Term Item Net sales Operating loss Current income (loss) Net income (loss) FY2009 FY2010 (April 1, 2008 - Mar. 31, 2009) (Yen millions) % 100.0 254,139 (35,523) -14.0 -11.2 (28,553) (37,147) -14.6 (April 1, 2009 - March 31, 2010) Per common share : Net income (loss) / Basic Net income / Diluted Yen (288.03) Yen - Capital expenditures Depreciation and amortization Research and development Result of financial income Number of employees 47,457 36,556 30,071 4,020 5,478 (Yen millions) 169,515 (20,297) 13,103 4,945 % (U.S.$ thousands) (Yen millions) Change(%) 100.0 1,822,742 -33.3 (84,624) -12.0 (218,247) 15,226 7.7 140,892 41,656 2.9 53,172 42,092 - Yen 38.34 Yen 38.31 14.4 11.8 - 11,297 23,373 23,660 26,890 3,572 Yen 130.00 Note: U.S.$1=Yen 93, for convenience only. Yen 60.00 Divedends per share 1 Change U.S.$ 0.41 U.S.$ 0.41 - 13.8 14.0 - 121,473 251,323 254,409 289,140 U.S.$ 0.65 (36,160) (13,183) (6,411) 22,870 -76.2 -36.1 -21.3 568.9