Supplementary data for FY March 2008 (April 1, 2007 – March 31, 2008) April 28, 2008 Corporate Communications Dept. FY March 2008 (April 28, 2008) 1 Cautionary Statements with Respect to Forward-Looking Statements This Thismaterial materialcontains containsforward-looking forward-lookingstatements, statements,including includingprojections, projections,plans, plans,policies, policies, management managementstrategies, strategies,targets, targets,schedules, schedules,understandings understandingsand andevaluations, evaluations,about aboutTDK TDKand anditsits group groupcompanies companies(TDK (TDKGroup). Group). These Theseforward-looking forward-lookingstatements statementsare arebased basedon onthe thecurrent current forecasts, forecasts,estimates, estimates,assumptions, assumptions,plans, plans,beliefs beliefsand andevaluations evaluationsofofTDK TDKGroup Groupininlight lightofof information informationcurrently currentlyavailable availabletotoit,it,and andcontain containknown knownand andunknown unknownrisks, risks,uncertainties uncertaintiesand andother other factors. TDK Group therefore wishes to caution readers that, being subject to risks, uncertainties factors. TDK Group therefore wishes to caution readers that, being subject to risks, uncertainties and andother otherfactors, factors,TDK TDKGroup’s Group’sactual actualresults, results,performance, performance,achievements achievementsororfinancial financialposition position could couldbe bematerially materiallydifferent differentfrom fromany anyfuture futureresults, results,performance, performance,achievements achievementsororfinancial financial position positionexpressed expressedororimplied impliedby bythese theseforward-looking forward-lookingstatements, statements,and andTDK TDKGroup Groupundertakes undertakes no noobligation obligationtotopublicly publiclyupdate updateororrevise reviseany anyforward-looking forward-lookingstatements statementsafter afterthe theissue issueofofthis this material except as provided for in laws and ordinances. material except as provided for in laws and ordinances. The Theelectronics electronicsmarkets marketsininwhich whichTDK TDKGroup Groupoperates operatesare arehighly highlysusceptible susceptibletotorapid rapidchanges. changes. Risks, Risks,uncertainties uncertaintiesand andother otherfactors factorsthat thatcan canhave havesignificant significanteffects effectson onTDK TDKGroup Groupinclude, include,but but are arenot notlimited limitedto, to,shifts shiftsinintechnology, technology,fluctuations fluctuationsinindemand, demand,prices, prices,interest interestand andforeign foreign exchange exchangerates, rates,and andchanges changesinineconomic economicenvironments, environments,conditions conditionsofofcompetition, competition,laws lawsand and regulations. regulations. FY March 2008 (April 28, 2008) 2 Capital expenditures, Depreciation and amortization, Research and development April 28, 2008 FY March 2007 [Results] FY March 2008 [Results] Projections Apr. 28, '08 Capital expenditures 70.4 84.3 70.0 Depreciation and amortization 65.3 71.3 77.0 Research and development 50.1 57.4 57.0 5.8% 6.6% 6.5% Unit:Yen billions (Share of net sales) <Net sales> 862.0 866.3 FY March 2008 (April 28, 2008) FY March 2009 880.0 3 Consolidated results and projections Unit:Yen billions,% FY March 2007 [Results] FY March 2008 [Results] Projections Apr. 28, '08 (Yen bill.) (Yen bill.) (Yen bill.) (%) (%) April 28, 2008 FY March 2009 (%) Y on Y growth (%) Net sales 862.0 100.0% 866.3 100.0% 880.0 100.0% 1.6% Electronic materials and components 758.8 88.0% 818.1 94.4% 853.0 96.9% 4.3% Electronic materials 199.2 23.1% 200.1 23.1% 208.0 23.6% 3.9% Electronic devices 198.2 304.8 23.0% 24.1% 38.6% 225.0 329.0 25.6% 35.4% 209.1 334.7 37.4% 7.6% -1.7% 56.6 6.5% 74.2 8.6% 91.0 10.3% 22.7% 103.2 12.0% 48.2 5.6% 27.0 3.1% -43.9% Operating income 79.6 9.2% 87.2 10.1% 80.0 9.1% -8.2% Income before income taxes 88.7 10.3% 91.5 10.6% 85.5 9.7% -6.6% Net income 70.1 8.1% 71.5 8.2% 65.0 7.4% -9.0% Recording devices Other electronic components Recording media Exchange rate (U.S.$=Yen) 117 114 FY March 2008 (April 28, 2008) 100 * An average yen-U.S. dollar exchange rate of Yen 100 is assumed for the full year. 4 Sales (Yen billion) Sales and Operating income ratio 250 15.0% 200 12.0% 150 9.0% 100 6.0% 50 3.0% 0 Sales 4Q 1Q 2Q 3Q 4Q 1Q 2Q 3Q 4Q 0.0% 222.1 203.6 221.2 223.3 213.9 206.7 226.4 225.3 207.9 Operating income ratio 5.0% 8.8% 9.2% 10.4% 8.5% 7.8% 13.7% 11.9% 6.4% FY Mar. 06 FY Mar. 07 FY March 2008 (April 28, 2008) FY Mar. 08 5 Share of sales by products (4Q of FY Mar. 08) Other electronic components 8% Recording devices 42% Electronic materials 22% Electronic devices 25% Sales and Operating income ratio of Electronic materials and components Sales (Yen billions) Recording media 3% 250 15.0% 200 12.0% 150 9.0% 100 6.0% 50 3.0% 0 Sales 4Q 1Q 2Q 3Q 4Q 1Q 2Q 3Q 4Q 0.0% 194.9 180.1 196.6 194.5 187.6 185.4 213.0 217.8 201.9 Operating income ratio 10.2% 10.9% 10.6% 11.8% 9.7% 9.5% 8.7% 12.4% 6.4% FY Mar. 06 FY Mar. 07 FY March 2008 (April 28, 2008) FY Mar. 08 6 Share of sales by products (4Q of FY Mar. 08) Other electronic components 8% Recording devices 42% Electronic materials 22% Sales of Electronic materials Electronic devices 25% 60 Sales (Yen billions) Recording media 3% 50 40 30 20 10 0 Sales 4Q 1Q 2Q 3Q 4Q 1Q 2Q 3Q 4Q 47.1 47.7 51.0 50.3 50.2 49.7 53.1 51.4 45.9 FY Mar. 06 FY Mar. 07 FY March 2008 (April 28, 2008) FY Mar. 08 7 Share of sales by products (4Q of FY Mar. 08) Other electronic components 8% Recording devices 42% Electronic materials 22% Sales of Electronic devices Electronic devices 25% 60 Sales (Yen billions) Recording media 3% 50 40 30 20 10 0 Sales 4Q 1Q 2Q 3Q 4Q 1Q 2Q 3Q 4Q 46.7 46.4 50.2 50.5 51.1 50.0 54.5 53.3 51.4 FY Mar. 06 FY Mar. 07 FY March 2008 (April 28, 2008) FY Mar. 08 8 Share of sales by products (4Q of FY Mar. 08) Other electronic components 8% Recording devices 42% Electronic materials 22% Sales of Recording devices Electronic devices 25% 100 Sales (Yen billions) Recording media 3% 80 60 40 20 0 Sales 4Q 1Q 2Q 3Q 4Q 1Q 2Q 3Q 4Q 89.9 73.8 80.3 76.8 74.0 70.4 86.5 89.9 87.9 FY Mar. 06 FY Mar. 07 FY March 2008 (April 28, 2008) FY Mar. 08 9 Share of sales by products (4Q of FY Mar. 08) Other electronic components 8% Recording devices 42% Electronic materials 22% Sales of Other electronic components Electronic devices 25% Sales (Yen billions) Recording media 3% 20 10 0 Sales 4Q 1Q 2Q 3Q 4Q 1Q 2Q 3Q 4Q 11.2 12.3 15.0 16.9 12.3 15.3 19.0 23.1 16.8 FY Mar. 06 FY Mar. 07 FY March 2008 (April 28, 2008) FY Mar. 08 10 Share of sales by products (4Q of FY Mar. 08) Other electronic components 8% Recording devices 42% Electronic materials 22% Sales and Operating income ratio of Recording media Electronic devices 25% 2Q of FY Mar. 08 exc. 14.922 bill JPY Gain on business transfer to Imation Corp. Sales (Yen billions) Recording media 3% Sales 50 10.0% 40 0.0% 30 -10.0% 20 -20.0% 10 -30.0% 0 -40.0% 4Q 1Q 2Q 3Q 4Q 1Q 2Q 3Q 4Q 27.2 23.5 24.6 28.7 26.4 21.3 13.4 7.6 5.9 Operating income ratio -31.9% -7.0% -2.7% 0.5% -0.1% -7.0% -17.4% -2.9% 5.3% FY Mar. 06 FY Mar. 07 FY March 2008 (April 28, 2008) FY Mar. 08 11