News Releases

03/09/2012

Hitachi Completes Transfer of Hard Disk Drive Business to Western Digital

Tokyo, March 9, 2012 -Western Digital Corp. (NYSE: WDC) and Hitachi, Ltd. (NYSE: HIT / TSE:6501) today announced that having obtained all required regulatory approvals for WD's acquisition of Viviti Technologies Ltd. (holding company of Hitachi Global Storage Technologies), they expect the acquisition to close on March 8, 2012. WD and Hitachi will provide more information upon closing of the transaction.

Hitachi, Ltd. (NYSE:HIT / TSE:6501, “Hitachi”) announced that it has completed its transfer of Hitachi’s Hard Disk Drive (HDD) business to Western Digital Corporation (NYSE: WDC, “WD”), effective March 8, 2012 (U.S.time).

Hitachi transferred all shares of Hitachi Global Storage Technologies (“Hitachi GST”)’s holding company, Viviti Technologies Ltd. (“Viviti”) to WD for $3.9 billion in cash and 25 million shares of WD common stock valued at approximately $0.9 billion, which totaled to value of approximately $4.8 billion.

Hitachi now owns approximately 10 percent of WD shares outstanding and has a right to designate two individuals to the board of directors of WD. Steve Milligan, President and Chief Executive Officer of Hitachi GST, will join WD’s senior management team as president.

1. Outline of Company Whose Shares to Be Transferred

1)

Corporate name

Viviti Technologies Ltd.

2)

Headquarters

Singapore (1)

(1) Hitachi GST’s headquarters is located at

San Jose, California, U.S.A.

3)

Name and Title of

Representative

Steve Milligan, President & CEO

4)

Description of Businesses

Development, manufacture and sale of HDDs

5)

Date Established

October 5, 2010

6)

Paid-in capital

US$2,029 million (As of December 31, 2011)

7)

Major Shareholders

and Shareholdings

Hitachi 100% (As of December 31, 2011)

8)

Sales

US$5,773 million (460.8 billion yen) (January-December 2011)

9)

Relationships with Hitachi

Capital Relationships

Hitachi holds all issued shares of Viviti.

Personnel Relationships

A total of five persons from Hitachi, including one Executive Officer serve as Directors at Viviti.

Transaction Relationships

Hitachi procures HDDs from Hitachi GST. Hitachi conducts fund transactions with Hitachi GST under the Hitachi Group’s cash pooling system.

10) Three-Year Summary of Business Performance and Financial Condition;

Period recorded for Hitachi’s consolidated accounting purpose

FY 2009

FY 2010

FY 2011

Shipment Period

Jan.2009 to Dec.2009

Jan.2010 to Dec.2010

Jan.2011 to Dec.2011

Revenue

Billions of yen

451.7

526.8

460.8

Millions of U.S. $

4,821

6,003

5,773

Operating income

Billions of yen

9.2

57.2

36.8

Millions of U.S. $

106

645

464

Total shareholder’s equity

Millions of U.S. $

596

1,244

1,678

Total assets

Millions of U.S. $

3,067

3,657

3,420

2. Outline of Company Who Acquired the Transferred Shares

1)

Corporate name

Western Digital Corporation

2)

Headquarters

Irvine, California, U.S.A.

3)

Name and Title of

Representative

John F. Coyne, President & CEO

4)

Description of Businesses

Development, manufacture and sale of HDDs

5)

Date Established

April 23, 1970

6)

Paid-in capital

US$1,093 million (As of July 1, 2011)

7)

Major Shareholders

and Shareholdings

Tradewinds Global Investors, LLC 6.9%

8)

Total shareholder’s equity

THE VANGUARD GROUP, INC. 5.8% (As of December 31, 2011)

9)

Total assets

US$5,488 million (As of July 1, 2011)

10)

Sales

US$8,118 million (As of July 1, 2011)

11)

Relationships with Hitachi

US$9,526 million (July 2010-June 2011)

Capital Relationships

Not applicable

Personnel Relationships

Not applicable

Transaction Relationships

Hitachi procures HDDs from WD.

3. Status of Shareholdings Before and After the Transfer

Number of shares (shareholding ratio) before transfer:

WD 0(0%), Hitachi 88,418,001(100%)

Number of shares (shareholding ratio) after transfer:

WD 88,418,001(100%) Hitachi 0(0%)

4. Transfer Price

US$3.9 billion and 25 million shares of WD stock valued at approximately $0.9 billion

5. Date of Share Transfer

March 8, 2012 (U.S. time)

6. Effect of this Transaction on the Business Results of Hitachi

Hitachi will post gain on the sale of securities of 191.0 billion yen (2) for the year ending March 31, 2012 on consolidated basis due to this transfer.

On non-consolidated basis, Hitachi will record 262.9 billion yen (2) of extraordinary gain on the sale of subsidiary shares.

Hitachi currently examines consolidated basis business forecasts, taking into consideration this effect and other factors. Hitachi will promptly announce any revision to its business forecasts when it is necessary.

(2) Gain on the sale of securities and extraordinary gain on the sale of subsidiary shares may be amended by applying the terms of price adjustments.