Consolidated I-9) Segment Information The following industry and geographic segment information are required by the Japanese Securities Exchange Law. 1. Industry segment information Term Product Electronic materials and components Net sales Unaffiliated customers Intersegment Operating expenses Operating income Recording media & systems Net sales Unaffiliated customers Intersegment Operating expenses Operating income (loss) TOTAL Net sales Unaffiliated customers Intersegment Operating expenses Operating income Note: U.S.$1=Yen 107 2. Geographic segment information Term Region Japan Americas Europe Asia and others Intersegment eliminations Total FY2004 FY2005 Change (April 1, 2004 - March 31, 2005) (April 1, 2003 - March 31, 2004) (Yen millions) % (U.S.$ thousands) (Yen millions) % (Yen millions) Change(%) 87.6 12.4 5,095,458 5,095,458 4,464,430 631,028 519,792 519,792 461,077 58,715 25,422 25,422 16,617 8,805 4.9 4.9 3.6 15.0 112,639 100.0 112,639 120,329 106.8 -6.8 (7,690) 1,052,701 1,052,701 1,124,570 (71,869) 136,000 100.0 (23,361) 136,000 (23,361) 138,205 101.6 (17,876) (2,205) -1.6 (5,485) -17.2 -17.2 -12.9 -248.8 657,853 657,853 598,023 59,830 6,148,159 6,148,159 5,589,000 559,159 655,792 655,792 599,282 56,510 545,214 545,214 477,694 67,520 100.0 100.0 90.9 9.1 100.0 88.7 11.3 100.0 91.4 8.6 FY2004 FY2005 (April 1, 2004 - March 31, 2005) (Yen millions) % (U.S.$ thousands) Net sales 339,493 100.0 3,172,832 Operating income 7.8 26,382 246,561 Net sales 87,594 100.0 818,636 6.3 51,364 5,496 Operating income 669,925 Net sales 71,682 100.0 (47,897) -7.1 Operating income (loss) (5,125) 3,746,411 Net sales 400,866 100.0 8.4 313,561 Operating income 33,551 2,259,645 Net sales 241,782 4,430 Operating income (loss) 474 6,148,159 657,853 100.0 Net sales 9.1 Operating income 59,830 559,159 0.3 0.3 -0.2 5.9 2,061 2,061 (1,259) 3,320 Change (April 1, 2003 - March 31, 2004) % (Yen millions) 329,782 100.0 9,711 2.6 17,844 8,538 100,971 100.0 (13,377) 4.9 4,985 511 (8,959) 80,641 100.0 (115) -0.1 (5,010) 380,781 100.0 20,085 11.3 42,912 (9,361) 5,399 236,383 (190) 664 2,061 655,792 100.0 3,320 8.6 56,510 (Yen millions) Change(%) 2.9 209.0 -13.2 10.3 -11.1 5.3 -21.8 0.3 5.9 Notes: 1. Net sales in each geographic area are based on the location of TDK entities where the sales are generated. 2. U.S.$1=Yen 107 3. Sales by region Term FY2004 FY2005 (April 1, 2004 - March 31, 2005) (Yen millions) % (U.S.$ thousands) 77,813 727,224 11.8 71,702 670,112 10.9 324,313 49.3 3,030,963 473,828 4,428,299 72.0 184,025 1,719,860 28.0 657,853 100.0 6,148,159 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 107 18 Change (April 1, 2003 - March 31, 2004) (Yen millions) 88,734 80,710 317,725 487,169 168,623 655,792 % 13.5 12.3 48.5 74.3 25.7 100.0 (Yen millions) (10,921) (9,008) 6,588 (13,341) 15,402 2,061 Change(%) -12.3 -11.2 2.1 -2.7 9.1 0.3