October 16, 2017 , Inc.

Disclosure Concerning Our Advisor (Komon) System

In August 2017, the , Inc. announced the establishment of a disclosure regime beginning on January 1, 2018 for “Corporate Governance Reports” concerning disclosures about retired President/CEO holding advisory positions (positions such as “sodanyaku,” “komon,” etc.). In light of growing social awareness regarding such advisory positions and the proposals concerning disclosures included in “Practical Guidelines for Corporate Governance Systems (CGS Guidelines)” formulated by the Ministry of Economy, Trade and Industry in March 2017, Mizuho Financial Group, Inc. (“The Company”, President & Group CEO: Yasuhiro Sato) has determined today to disclose our advisor (komon) system, as set forth in the attachment to this press release.

As a front-runner in the area of corporate governance, the Company has been carrying out reforms such as the functional enhancement of the Company as a group holding company as well as the transformation into a Company with Three Committees. The Company will continue to endeavor to further improve its corporate governance as a financial group expanding across the globe.

Attachment Status of persons retired from Representative Director and President, etc. Names, etc., of advisors (“sodanyaku,” “komon,” etc.) who have formerly served as Representative Director and President, etc.

Title Working Arrangement / Conditions Date of Retirement Name Activity Description Term / Position （Full-time / Part-time, Compensation） from President, etc.

Honorary Economic associations’ activities, social contributions, etc. Working Arrangement: Part-Time Yoshiro Yamamoto ○ March 31, 2002 Lifelong Advisor (non-participation in management) Compensation: No

Honorary Economic associations’ activities, social contributions, etc. Working Arrangement: Part-Time ○ April 1, 2009 Lifelong Advisor (non-participation in management) Compensation: No

Honorary Economic associations’ activities, social contributions, etc. Working Arrangement: Part-Time Takashi Tsukamoto ○ June 21, 2011 Lifelong Advisor (non-participation in management) Compensation: Yes

Honorary Economic associations’ activities, social contributions, etc. Working Arrangement: Part-Time Toru Hashimoto June 27, 1996 Lifelong Advisor (non-participation in management) Compensation: No

Honorary Economic associations’ activities, social contributions, etc. Working Arrangement: Part-Time Katsuhiko Kondo June 27, 1997 Lifelong Advisor (non-participation in management) Compensation: No

Honorary Economic associations’ activities, social contributions, etc. Working Arrangement: Part-Time Hiroshi Saito April 1, 2009 Lifelong Advisor (non-participation in management) Compensation: No

Honorary Economic associations’ activities, social contributions, etc. Working Arrangement: Part-Time Seiji Sugiyama April 1, 2009 Lifelong Advisor (non-participation in management) Compensation: No

Total number of advisors (“sodanyaku,” “komon,” etc.) who have formerly served as Representative Director and President, etc. 7 persons

Other Information

1. The above table lists (1) former representative directors and presidents, etc.*1, of the Company who currently serve as an advisor, etc., of the Company and the Core Subsidiaries*2 (in such case, indicated above with ○) and (2) former representative directors and presidents of the Core Subsidiaries who currently serve as an advisor, etc., of the Company. The total amount of the current compensation paid to the above-listed advisors, etc., is ¥20 million.

*1: This includes former representative directors and presidents, etc., of Mizuho Holdings, Inc. Mizuho Holdings, Inc. was the name of the holding company when “Mizuho Financial Group” was established in 2000. Currently, Mizuho Financial Group, Inc. has succeeded such position. *2: , Ltd., Mizuho Trust & Banking Co., Ltd. or Mizuho Securities Co., Ltd. (also including pre-merger predecessors of those entities).

2. The Company does not have a consultant (sodanyaku) system, but there are some cases where former representative directors and presidents, etc., are appointed as advisors (senior advisors, honorary advisors). In light of the ideals for the Mizuho group’s corporate governance as well as to secure transparency, etc., the Company has reorganized and reviewed the advisors system through discussions by all the outside directors during the last fiscal year. The Company’s internal regulations concerning the advisors system provide as follows: (1) advisors shall participate in the activities of economic associations and social contribution programs, etc., and shall not participate in management of the Company; and in the future, in principle, (2) the position of senior advisor may be served only by persons who have been president of the Company or head of in-house company, and such advisor may continue to serve through the age of 66; (3) after such, persons who have been president of the Company may serve as an honorary advisor, with no fixed term, without compensation; provided, however, that (4) there may be certain cases where compensation up to ¥20 million is provided, when such honorary advisor plays certain important outward-facing roles for the Company group, and the amount shall be reviewed annually based on the status of such activities, and (5) the advisors system and appointments and compensation in respect thereof shall be decided by committee / meeting bodies (Nominating Committee / Compensation Committee / Human Resources Review Meeting) consisting mainly of outside directors.