Group Companies
The major group companies of Mizuho Bank are listed below.
As of March 31, 2021
Domestic
Retail & Business Banking Division
| Company name | Main business |
| Orient Corporation | Consumer finance services |
| J.Score Co., Ltd. | Lending |
| Mizuho Capital Co., Ltd. | Venture capital |
| Mizuho Servicing Co., Ltd. | Monetary claim management and collection |
| Mizuho Credit Guarantee Co., Ltd. | Credit guarantees |
| Mizuho Dream Partner, Ltd. | Lottery voucher processing |
| Mizuho Factors, Limited | Factoring |
| Line Credit Corporation | Lending |
| Line Bank Preparatory Company | Research and preparations pertaining to the acquisition of a banking business license and establishing a new banking business |
| UC Card Co., Ltd. | Credit cards |
Corporate & Institutional Division
| Company name | Main business |
| The Chiba Kogyo Bank, Ltd. | Banking |
| Mizuho Leasing Company, Limited | General leasing |
Asset Management Division
| Company name | Main business |
| Defined Contribution Plan Services Co., Ltd. | Pension plan–related business |
| Japan Investor Solutions & Technologies Co., Ltd. | Pension plan–related business |
Global Products Unit
| Company name | Main business |
| Mizuho EB Service, Ltd. | Software |
| Mizuho Electronic Monetary Claim Recording Co., Ltd. | Electronic monetary claim recording |
Research & Consulting Unit
| Company name | Main business |
| Mizuho–DL Financial Technology Co., Ltd. | Application and sophistication of financial technology |
Other
| Company name | Main business |
| Mizuho Business Challenged Co., Ltd. | Banking operations support |
| Mizuho Business Partner Co., Ltd. | Subcontracted operations and temporary staffing |
| Mizuho Business Service Co., Ltd. | Subcontracted operations |
Overseas
Corporate & Institutional Division
| Company name | Main business |
| Mizuho Asia Partners Pte. Ltd. | Investment advisory |
| Mizuho Gulf Capital Partners Ltd. | Investment advisory |
Global Corporate Division
| Company name | Main business |
| AO Mizuho Bank (Moscow) | Banking |
| Banco Mizuho do Brasil S.A. | Banking |
| Joint Stock Commercial Bank for Foreign Trade of Vietnam | Banking |
| MHCB Consulting (Thailand) Co., Ltd. | Securities investment, consulting, and advisory services |
| Mizuho Bank (China), Ltd. | Banking |
| Mizuho Bank (Malaysia) Berhad | Banking |
| Mizuho Bank Europe N.V. | Banking |
| Mizuho Bank Mexico, S.A. | Banking |
| Mizuho Global Services India Private Limited | Banking support services |
| Mizuho Saudi Arabia Company | Financing |
| Pec International Leasing Co., Ltd. | Leasing |
| PT. Bank Mizuho Indonesia | Banking |
| PT. MHCT Consulting Indonesia | Consulting and advisory services |
| Sathinee Company Limited | Securities investment and consulting |
For the group companies of Mizuho as a whole, please see the Group Companies page on the Mizuho Financial Group website.