Group Companies
The group companies of Mizuho Trust & Banking are listed below.
As of October 1, 2025
Domestic
| Company name | Main business |
| Japan Stockholders Data Service Company, Limited | Operations services |
| Mizuho Trust Operations Co., Ltd. | Operations services |
| Company name | Main business |
| Urban Research Institute Corporation | Social, economic, and industrial research |
| Mizuho Real Estate Management Co., Ltd. | Investment management and investment advisory services |
| Mizuho Realty Co., Ltd. | Real estate agency |
| Mizuho Realty One Co., Ltd. | Holding company |
| Mizuho REIT Management Co., Ltd. | Management of investment company assets |
| Company name | Main business |
| Japan Pension Operation Service, Ltd. | Pension scheme management and operations |
| Company name | Main business |
| Mizuho Trust Retail Support Co., Ltd. | Operations services |
For the group companies of Mizuho as a whole, please see the Group Companies page on the Mizuho Financial Group website.