Trend Micro Files with SEC for Global Public Offering

Tokyo, Japan, June 22, 1999 -- Trend Micro Incorporated ("Trend Micro") announced today the filing of a registration statement with the U.S. Securities and Exchange Commission relating to a global offering of 3.5 million shares of Trend Micro’s common stock offered by a selling shareholder in the form of shares or American Depositary Shares ("ADSs"). The offering price of the shares or ADSs is expected to be set at or below the market price of Trend Micro’s shares which are traded on the over-the-counter market in Japan.

Nomura International plc and Nomura Securities International, Inc. are the global coordinators of the offering and Nomura Securities International, Inc. and Merrill Lynch & Co. are the joint bookrunners in the United States. U.S. prospectuses may be obtained from Nomura Securities International, Inc. at 2 World Financial Center, Building B, New York, New York, 10281-1198, or from Merrill Lynch at World Financial Center, North Tower, 250 Vesey Street, New York, New York, 10281.

A registration statement relating to these securities has been filed with the Securities and Exchange Commission but has not yet become effective. These securities may not be sold nor may offers to buy be accepted prior to the time the registration statement becomes effective. This press release shall not constitute an offer to sell or the solicitation of an offer to buy nor shall there be any sale of these securities in any State in which such offer, solicitation or sale would be unlawful prior to the registration or qualification under the securities law of such State.

Trend Micro develops, markets and supports anti-virus software and management solutions for corporate computer systems and personal computers. Its products deliver virus protection at each access point within the corporate network where data files are exchanged.