FOR IMMEDIATE RELEASE November 30, 2005 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) Tokyo -November 30, 2005 - 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 Article 280 Paragraphs 20 and 21 of the Commercial Code and a shareholders resolution at the 63rd annual general meeting of shareholders under the terms set forth below. 1. Date of issuance December 1, 2005 2. Number of stock acquisition rights issued 80 3. Issuance price No consideration shall be paid. 4. Class and total number of shares underlying the stock 8,000 shares of common stock of Advantest Corporation acquisition rights (each stock acquisition right shall be exercisable for 100 shares) 5. Total subscription price to be paid upon exercise of 860,000 Yen (8,600 Yen per share) each stock acquisition right 6. The total value of all shares (newly issued shares or 68,800,000 Yen treasury shares) issued or delivered upon the exercise of stock acquisition rights 7. Exercise period of the stock acquisition rights Between April 1, 2006 and March 31, 2010 8. The amount of the issuance price of the newly issued 4,300 Yen per share shares issued pursuant to the exercise of stock acquisition rights that will be incorporated into capital 9. The number of employees receiving stock acquisition Employees of the Company's overseas subsidiaries, rights totaling 6 1 For Reference (1) The date of the meeting of the Board of Directors May 25, 2005 setting the date for the annual general meeting of shareholders (2) Date of the resolution made pursuant to the annual June 28, 2005 general meeting of shareholders