Hitachi Data Systems to Present at the Burton Group Catalyst Conference North America 2008

Business Wire, June 9, 2008

SANTA CLARA, Calif. -- Hitachi Data Systems:

[TABLE OMITTED]

(Advance registration with Burton Group is required.)

https://burtongroup.wingateweb.com/us08/portal/newreg.ww

About Hitachi Data Systems

Hitachi Data Systems Corporation provides Services Oriented Storage Solutions that enable heterogeneous storage to be dynamically provisioned according to business needs and centrally managed via industry-leading Hitachi storage virtualization software. As an integral part of the Hitachi Storage Solutions Group, Hitachi Data Systems delivers storage infrastructure platforms, storage management software, and storage consulting services through direct and indirect channels in over 170 countries and regions. Its customers include nearly 60 percent of Fortune 100 companies. For more information, visit the company's Web site at http://www.hds.com.

About Hitachi, Ltd.

Hitachi, Ltd., (NYSE: HIT)(TSE: 6501), headquartered in Tokyo, Japan, is a leading global electronics company with approximately 390,000 employees worldwide. Fiscal 2007 (ended March 31, 2008) consolidated revenues totaled 11,226 billion yen ($112.2 billion). The company offers a wide range of systems, products and services in market sectors including information systems, electronic devices, power and industrial systems, consumer products, logistics, materials and financial services. For more information on Hitachi, please visit the company's Web site at http://www.hitachi.com.

(c) 2008, Hitachi is a registered trademark of Hitachi, Ltd. and/or its affiliates in the United States and other countries. Hitachi Data Systems is a registered trademark and service mark of Hitachi, Ltd. in the United States and other countries. All other trademarks, services marks, company names are properties of their respective owners.