Hitachi Data Systems Presents at Storage World Conference Spring 2006

SANTA CLARA, Calif.—June 13, 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 Storage World Conference Spring 2006. Two Hitachi Data Systems representatives are featured speakers at the event:

• Hu Yoshida, Chief Technology Officer
  Panelist: "Fabric Based Intelligence - What Applications Make Sense?"
  Tuesday, June 20, 3:55 p.m.—4:45 p.m.
  Location: Room 104A
  
  Panelist: "CTO Roundtable"
  Wednesday, June 21, 9:00 a.m.—9:55 a.m.
  Location: Grand Ballroom
  
  
• Claus Mikkelsen, Chief Scientist
  Panelist: "Taking Advantage of Storage Tiers"
  Wednesday, June 21, 4:00 p.m.—4:55 p.m.
  Location: Room 104B

Storage World Conference Spring 2006 takes place June 20-22 at the Long Beach Convention Center in Long Beach, California. Advance registration is required at http://www.storageworldconference.com/longbeach/register_longbeach/. 

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 / TSE: 6501), headquartered in Tokyo, Japan, is a leading global electronics company with approximately 356,000 employees worldwide. Fiscal 2005 (ended March 31, 2006) consolidated sales totaled 9,464 billion yen ($80.9 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 and Otus
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.