The initial target date of October 1 for the start of operations will be extended and the parties plan to announce the proposed commencement date when definitive agreements are finalized. The terms of the joint venture have not yet been determined and the formation of the joint venture remains subject to the negotiation of definitive agreements.

About Nakaya

Founded in 1970 in Oita, Japan, Nakaya Microdevices Corporation has served as an independent provider of semiconductor assembly and test for nearly 40 years. More information is available in Japanese at http://www.nakaya-md.co.jp/

About Amkor

Amkor is a leading provider of semiconductor assembly and test services to semiconductor companies and electronics OEMs. More information on Amkor is available from the company's SEC filings and on Amkor's website: www.amkor.com.

About Toshiba

Toshiba is a world leader and innovator in pioneering high technology, and a diversified manufacturer and marketer of advanced electronic and electrical products spanning information & communications systems; digital consumer products; electronic devices and components; power systems, including nuclear energy; industrial and social infrastructure systems; and home appliances.

Toshiba was founded in 1875, and today operates a global network of more than 730 companies, with 199,000 employees worldwide. Visit Toshiba's web site at www.toshiba.co.jp/index.htm

NMD Disclaimer:

This press release contains forward-looking statements concerning future plans, strategies and the performance of Nakaya Microdevices Corporation. These statements are based on management's assumptions and beliefs in light of the economic, financial and other data currently available. Furthermore, they are subject to a number of risks and uncertainties. Nakaya therefore wishes to caution readers that actual results might differ materially from our expectations.