Privacy Policy

Privacy Policy Regarding Customer Information

Mizuho Bank, Ltd. (Entity handling personal information)
Otemachi Tower 1-5-5 Otemachi, Chiyoda-ku, Tokyo
President & CEO Masahiko Kato

Mizuho Bank, Ltd. (“MHBK”) hereby establishes and announces its Privacy Policy Regarding Customer Information (“this Policy”), which sets forth MHBK’s policies for protecting customers’ personal information and MHBK’s basic approach in handling customers’ personal information (including the customers’ Individual Number and personal information containing the Individual Number (hereafter collectively referred to as “Specific Personal Information, etc.”)).

Policy of Management

MHBK recognizes appropriate protection and use of personal information to be important social responsibilities, and makes every effort to appropriately protect and use personal information complying with laws and regulations including the “Personal Data Protection Law in Japan”, “Act on the Use of Numbers to Identify a Specific Individual in the Administrative Procedure” and other related regulations and the internal rules of MHBK, including this Policy when MHBK conducts business.

Proper Acquisition

MHBK will acquire personal information that is necessary to conduct its business by proper and lawful means.

Purpose of Use

MHBK will specify the purpose of use of personal information and will handle the personal information within the scope necessary to achieve that purpose, and will not use it beyond that scope.

In cases where special restrictions exist on the use of particular personal information under laws and/or regulations such as the use of the Individual Number under the “Act on the Use of Numbers to Identify a Specific Individual in the Administrative Procedure”, MHBK will not handle that particular personal information for purposes not relevant to said matters.

MHBK’s businesses and the purposes of use of personal information are disclosed on the following:

  • MHBK’s website (
  • Company brochure available in MHBK’s branch offices

If you wish our Bank’s company brochure indicating the purpose of use etc. of customer information to be sent to you, please contact the branch office at which your account is held.

Prohibition of Improper Use of Personal Information

MHBK will not use personal information by methods that may promote or induce illegal or unjust actions.

Providing Personal Information to Third Parties

MHBK will not provide personal information to any third party in principle unless the individual concerned has agreed to such use or it is authorized by law. However, MHBK may provide personal information to relevant entities that are otherwise specified without customer consent in following cases:

  • MHBK entrusts management of personal information that is necessary to achieve the purpose of use to a third party.
  • MHBK is one of the parties in a consolidation transaction.
  • MHBK uses personal information jointly with designated entities that are publicly informed.

However, with respect to Specific Personal Information etc., our Bank will not provide it to third parties except in cases specified in the “Act on the Use of Numbers to Identify a Specific Individual in the Administrative Procedure”.

Handling of Sensitive Information

MHBK will not acquire, use and provide to any third party sensitive information(*1) (“sensitive information” as defined in the Guidelines for Protection of Personal Information in the Financial Sector, including “Personal Information Requiring Attention”) other than in the cases specified in the said Guidelines such as when authorized by law or it is necessary to conduct business on condition that MHBK has customer consent.

*1 Sensitive information refers to the following information:

  • Race, beliefs, social status
  • Medical history, healthcare and sex life
  • Criminal record, fact of suffering damage from crime
  • Participation in labor union
  • Family origin, legal address on family registry
  • Other personal information requiring special attention in handling in order not to cause unjust discrimination, prejudice, or other disadvantage on the information subject


Security Measures/Safeguards

MHBK will maintain and manage accurate and up–to–date personal information, and prevent leakage of information with necessary and appropriate security measures. Moreover, it will conduct necessary and appropriate supervision of employees and service providers (including subcontractors, etc.) of who handles personal information. Further, the security measures conducted by MHBK can be checked by "Security Measures Conducted by Mizuho Bank" posted on our company's web site, among the disclosures related to the Act on the Protection of Personal Information.

Continuous Improvement

Mizuho Financial Group will continuously review this Policy according to the development of information technologies and the changes in social demand, and improve the handling of personal information.

Customer Requests concerning retained Personal Data

MHBK will endeavor to properly and promptly cope with following requests from customers:

  • notification of the purpose of use
  • disclosure of retained personal data
  • correction, addition, and deletion of retained personal data that do not reflect the facts
  • suspension of use and elimination of retained personal data
  • suspension of providing retained personal data to a third party

For any inquiries on the handling of personal information by our Bank or the specific procedures for requesting to disclose your personal information held by our Bank etc. (*1), please contact our Bank’s branch office at which your account is held.

*1 The procedure is also posted on our Bank’s web site ( etc.

Comments & Requests

MHBK will endeavor to cope with customer’s comments and requests for the management of personal information sincerely and promptly.

If you have any opinions or requests concerning the handling of personal information by our Bank, please contact the branch office at which your account is held or the “Personal Information Consultation Desk” (Tel: 03-6838-1039).


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