Industry Leaders to Participate in Hitachi Data Systems' Revolutionary Storage Announcement

What: Hitachi Data Systems Press Conference to announce ground-breaking news in the storage industry.

When: Tuesday, September 7, 2004 at 10:00am EDT LIVE and available via webcast at 2:00pm EDT.

Where: Solomon R. Guggenheim Museum, New York City and online at: http://www.hds.com/go/nyc_webcast.html.

Who: Featured speakers will include:

Company Executives:

• Dr. Naoya Takahashi, COO, Information and Telecommunications Group, Hitachi, Ltd.
  


• Shinjiro Iwata, CEO, Hitachi Data Systems
  


• Dave Roberson, President and COO, Hitachi Data Systems
  


• Scott Genereux, Senior Vice President of Global Channels and Marketing, Hitachi Data Systems

Partners and customers:

• Mark Canepa, Executive Vice President, Network Storage Division, Sun Microsystems
  


• Gerald Deats, Senior Vice President, Network Computing Group, Bank of America
  


• Tom Fleissner, Storage Area Network Architect, Pacific Capital Bancorp
  


• Jim Grogan, Vice President, Alliances, SunGard
  


• Brian Frank, Senior Director, Architecture and Infrastructure, United Airlines
  

Industry analysts:

• Tony Asaro, Senior Analyst, Enterprise Strategy Group
  


• Josh Krischer, Vice President, Research Director, Gartner
  


• Dave Velante, CEO, ITCentrix
  


• Richard Villars, Vice President, Storage Systems, IDC
  


• John Webster, Senior Analyst And Founder, Data Mobility Group
  

About Hitachi Data Systems

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 2,800 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 www.hds.com.

About Hitachi, Ltd.

Hitachi, Ltd. (NYSE: HIT), headquartered in Tokyo, Japan, is a leading global electronics company, with approximately 326,000 employees worldwide. Fiscal 2003 (ended March 31, 2004) consolidated sales totaled 8,632.4 billion yen ($81.4 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 Web site at http://www.hitachi.com/.

Tony Hynes, Hitachi Data Systems, (408) 970-4836, tony.hynes@hds.com

Aaron Grunwald, Blanc & Otus Public Relations, (415) 863-1214, agrunwald@blancandotus.com

Freedom Storage, Lightning 9900, and Thunder 9200 are trademarks of Hitachi Data Systems.

© Hitachi Data Systems is registered with the U.S. Patent and Trademark Office as a trademark and service mark of Hitachi, Ltd.