To whom it may concern:

October 22, 2012

Mizuho Securities Co., Ltd.

Mizuho Investors Securities Co., Ltd.

Announcement of the Appointment of Executive Officers

Mizuho Securities Co., Ltd. and Mizuho Investors Securities Co., Ltd. hereby announce the following appointments of executive officers of the new company, which will be formed by the merger of the two companies on January 4th, 2013.

1. The appointment of executive officers of the new company