Exhibit 99.5 FOR IMMEDIATE RELEASE June 27, 2006 ADVANTEST CORPORATION (Toshio Maruyama, President and CEO) (Stock Code Number: 6857, TSE first section) (Ticker Symbol: ATE, NYSE) CONTACT: Yuri Morita (Managing Executive Officer and Senior Vice President, Corporate Affairs Group) Phone: +81-(0)3-3214-7500 Advantest Issues Stock Option (Stock Acquisition Rights) to Employees, etc. Tokyo -June 27, 2006 - Advantest Corporation (the "Company") resolved at a meeting of its Board of Directors today to issue stock options in the form of stock acquisition rights pursuant to Articles 236, 238 and 239 of the Company Law and a shareholders resolution at the 64th annual general meeting of shareholders under the terms set forth below. 1. Date of allocation July 12, 2006 2. Number of stock acquisition 6,140 rights allocated 3. Issuance price No consideration. 4. Class and total number of 614,000 shares of common stock of Advantest shares underlying the stock Corporation(each stock acquisition right shall acquisition rights be exercisable for 100 shares) 5. Total subscription price to To be determined as of July 12, 2006 be paid upon exercise of each stock acquisition right 6. The total value of all To be determined as of July 12, 2006 shares (newly issued shares or treasury shares) issued or delivered upon the exercise of stock acquisition rights 7. Exercise period of the Between April 1, 2007 and March 31, 2011 stock acquisition rights 8. Matters concerning the (a) The amount of capital increased by the amount of capital and the issue of the shares upon exercise of the additional paid-in capital shall be the amount equal to one-half increased by the issuance of of the maximum limit of capital increase, shares upon exercise of the as calculated in accordance with Article 40, stock acquisition rights Paragraph 1 of the Company Accounting Regulation (kaisha keisan kisoku), and any fraction less than one (1) yen arising as a result of such calculation shall be rounded up 1 to the nearest one (1) yen (to be determined as of July 12, 2006). (b) The amount of additional paid-in capital increased by the issue of the shares upon exercise of the stock acquisition rights shall be the amount obtained by subtracting the capital to be increased, as provided in the sub-paragraph (a) above, from the maximum limit of capital increase, as also provided in the sub-paragraph (a) above. 9. The number of employees Executive officers and employees of the Company receiving stock acquisition and directors and employees of its domestic rights and overseas subsidiaries, totaling 204 For Reference (1) The date of the meeting May 26, 2006 of the Board of Directors setting the date for the annual general meeting of shareholders (2) Date of the resolution June 27, 2006 made pursuant to the annual general meeting of shareholders 2