# EDGAR Filing Document

**Accession Number:** 0001335730
**File Stem:** 0001193125-26-242938
**Filing Date:** 2026-5
**Character Count:** 2740
**Document Hash:** d4ac87e117e6002b278ed267ce473bde
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-26-242938.hdr.sgml**: 20260528

**ACCESSION NUMBER**: 0001193125-26-242938

**CONFORMED SUBMISSION TYPE**: 6-K

**PUBLIC DOCUMENT COUNT**: 2

**CONFORMED PERIOD OF REPORT**: 20260528

**FILED AS OF DATE**: 20260528

**DATE AS OF CHANGE**: 20260528

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** MIZUHO FINANCIAL GROUP INC
- **CENTRAL INDEX KEY:** 0001335730
- **STANDARD INDUSTRIAL CLASSIFICATION:** NATIONAL COMMERCIAL BANKS [6021]
- **ORGANIZATION NAME:** 02 Finance
- **EIN:** 000000000

**FILING VALUES:**
- **FORM TYPE:** 6-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-33098
- **FILM NUMBER:** 261028459

**BUSINESS ADDRESS:**
- **STREET 1:** 1-5-5, OTEMACHI
- **CITY:** CHIYODA-KU, TOKYO
- **STATE:** M0
- **ZIP:** 100-8176
- **BUSINESS PHONE:** 81-3-5224-1111

**MAIL ADDRESS:**
- **STREET 1:** 1-5-5, OTEMACHI
- **CITY:** CHIYODA-KU, TOKYO
- **STATE:** M0
- **ZIP:** 100-8176

**UNITED STATES** 

**SECURITIES AND EXCHANGE COMMISSION** 

**Washington, D.C. 20549** 

## FORM 6-K
**REPORT OF FOREIGN PRIVATE ISSUER** 

**PURSUANT TO RULE 13a-16 OR 15d-16** 

**UNDER THE SECURITIES EXCHANGE ACT OF 1934** 

**For the month of May 2026** 

**Commission File Number 001-33098** 

## Mizuho Financial Group, Inc.
(Translation of registrant's name into English)

**5-5, Otemachi 1-chome** 

**Chiyoda-ku, Tokyo 100-8176** 

**Japan** 

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F. Form 20-F ☒ Form 40-F ☐

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Attached to this Form 6-K as Exhibit 99.1 are English translations of 1) the Notice of Convocation of FY 2026 Ordinary General Shareholders' Meeting, and 2) the Business Report for the period from April 1, 2025 to March 31, 2026, each as filed by the registrant with the Tokyo Stock Exchange on May 28, 2026.

**EXHIBIT INDEX** 

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| | |
|:---|:---|
| **Exhibit** | **Description** |
| 99.1 | Notice of Convocation of FY 2026 Ordinary General Shareholders' Meeting, and the Business Report for the period from April 1, 2025 to March 31, 2026 (English Translation) |

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**SIGNATURES** 

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

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| | |
|:---|:---|
| Date: May 28, 2026 | Date: May 28, 2026 |
| Mizuho Financial Group, Inc. | Mizuho Financial Group, Inc. |
| By: | /s/ Makoto Samejima |
| Name: | Makoto Samejima |
| Title: | Senior Managing Corporate Executive / Group CFO |

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### Attached PDF Documents

**Attachment 1:** `d112439dex991.pdf`

_No text found in this document._