Hitachi Data Systems Presents at Gartner Storage Summit 2006

SANTA CLARA, Calif.—June 6, 2006—Hitachi Data Systems Corporation, the leading provider of Services Oriented Storage Solutions™ solutions and a wholly owned subsidiary of Hitachi, Ltd. (NYSE: HIT), today announced its agenda for Gartner Storage Summit 2006.

Two Hitachi Data Systems representatives are featured speakers at the event:

• Jack Domme, Senior Vice President, Global Solutions, Strategy and Development
  Solution Provider Session: "Building the 21st Century Digital Archive"
  Monday, June 12, 2:45 p.m.–3:30 p.m.
  Location: Sun D
• James Bahn, Director, Software Product Marketing
  Sponsor Case Study Panel: "Managing Capacity and Reducing TCO"
  Wednesday, June 14, 3:00 p.m.–4:00 p.m.
  Location: Sun C

Gartner Storage Summit 2006 takes place at the Gaylord Palms Hotel and Convention Center in Kissimmee, FL. Advance registration is required at http://www.gartner.com/2_events/conferences/str22.jsp

For more information on Hitachi Data Systems, please visit booth ##12 at the show or www.hds.com. 

Hitachi Data Systems leverages global R&D resources to develop storage solutions built on industry-leading technology with the performance, availability and scalability to maximize customers' ROI and minimize their risk. By focusing on the customer's perspective as we apply the best hardware, software, and services from Hitachi and our partners, we uniquely satisfy our customers' business needs.

With approximately 2,900 employees, Hitachi Data Systems conducts business through direct and indirect channels in the public, government and private sectors in over 170 countries and regions. Its customers include more than 50 percent of Fortune 100 companies. For more information, please visit our Web site at http://www.hds.com.

Hitachi, Ltd., (NYSE: HIT), headquartered in Tokyo, Japan, is a leading global electronics company with approximately 347,000 employees worldwide. Fiscal 2004 (ended March 31, 2005) consolidated sales totaled 9,027.0 billion yen ($84.4 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 Website at http://www.hitachi.com.

Hitachi Data Systems
Mary Ann Gallo
(408) 970-4836
mary.ann@hds.com

Blanc & Otus Public Relations
Kristin Reeves
(415) 856-5145
kreeves@blandcandotus.com

© 2006, Hitachi Data Systems Corporation. Hitachi Data Systems is registered with the U.S. Patent and Trademark Office as a trademark and service mark of Hitachi, Ltd. Services Oriented Storage Solutions is a trademark of Hitachi Data Systems Corporation. All other trade names, trademarks, and service marks used herein are the rightful property of their respective owners.