Hitachi Data Systems Chief Technology Officer Hu Yoshida to Present at Data Center World Spring 2008

Business Wire, March 17, 2008

SANTA CLARA, Calif. -- Hitachi Data Systems:

WHO:    Hu Yoshida, Vice President and Chief Technology Officer,
        Hitachi Data Systems Corporation, a wholly owned subsidiary of
        Hitachi, Ltd. (NYSE: HIT), and the only provider of Services
        Oriented Storage Solutions

WHAT:   Data Center World Spring 2008

WHEN:   Tuesday, April 1, at 9:00 a.m. Pacific Daylight Time

WHERE:  MGM Grand Hotel and Casino
        3799 Las Vegas Boulevard South
        Las Vegas, Nevada 89109
        (Advance registration with Data Center World is required)
        http://www.datacenterworld.com/register

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 384,000 employees worldwide. Fiscal 2006 (ended March 31, 2007) consolidated revenues totaled 10,247 billion yen ($86.8 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, materials and financial services. For more information on Hitachi, please visit the company's Web site at http://www.hitachi.com.

(c) 2007, 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.