SCHEDULE 13G

CUSIP No.

1

Names of Reporting Persons

Sumitomo Mitsui Trust Group, Inc.

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

JAPAN

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 114,648,798.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 121,591,698.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

121,591,698.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

5.0 %

12

Type of Reporting Person (See Instructions)

HC, FI

SCHEDULE 13G

Item 1.

(a)

Name of issuer:

Mizuho Financial Group, Inc.

(b)

Address of issuer's principal executive offices:

5-5, Otemachi 1-chome, Chiyoda-ku, Tokyo, Japan, 100-8176

Item 2.

(a)

Name of person filing:

Sumitomo Mitsui Trust Group, Inc.

(b)

Address or principal business office or, if none, residence:

1-4-1 Marunouchi, Chiyoda-ku, Tokyo 100-8233, Japan

(c)

Citizenship:

Japan

(d)

Title of class of securities:

Common Stock

(e)

CUSIP No.:

Item 3.

If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:

(a)

Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);

(b)

Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);

(c)

Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);

(d)

Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);

(e)

An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);

(f)

An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);

(g)

A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);

(h)

A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);

(i)

A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);

(j)

A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J),
please specify the type of institution:

(k)

Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).

Parent Holding Company

Item 4.

Ownership

(a)

Amount beneficially owned:

121,591,698

(b)

Percent of class:

5.0 %

(c)

Number of shares as to which the person has:

(i) Sole power to vote or to direct the vote:

0

(ii) Shared power to vote or to direct the vote:

114,648,798

(iii) Sole power to dispose or to direct the disposition of:

0

(iv) Shared power to dispose or to direct the disposition of:

121,591,698

Item 5.

Ownership of 5 Percent or Less of a Class.

Ownership of 5 percent or less of a class

Item 6.

Ownership of more than 5 Percent on Behalf of Another Person.

Not Applicable

Item 7.

Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.

If a parent holding company has filed this schedule, pursuant to Rule 13d-1(b)(ii)(G), so indicate under Item 3(g) and attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary. If a parent holding company has filed this schedule pursuant to Rule 13d-1(c) or Rule 13d-1(d), attach an exhibit stating the identification of the relevant subsidiary.

Portions of the securities being reported on by Sumitomo Mitsui Trust Group, Inc. as a parent holding company are owned, or may be deemed to be beneficially owned, by its subsidiaries: each of (a) Sumitomo Mitsui Trust Asset Management Co., Ltd. and (b) Amova Asset Management Co., Ltd. is classified as an investment adviser in accordance with ss.240.13d-1(b)(1)(ii)(E) and as a non-U.S. institution in accordance with ss.240.13d-1(b)(1)(ii)(J).In addition, Nikko Asset Management Co., Ltd. has changed the company name to Amova Asset Management Co., Ltd. as of September 1, 2025.

Item 8.

Identification and Classification of Members of the Group.

If a group has filed this schedule pursuant to §240.13d-1(b)(1)(ii)(J), so indicate under Item 3(j) and attach an exhibit stating the identity and Item 3 classification of each member of the group. If a group has filed this schedule pursuant to §240.13d-1(c) or §240.13d-1(d), attach an exhibit stating the identity of each member of the group.

Portions of the securities being reported on by Sumitomo Mitsui Trust Group, Inc. as a parent holding company are owned, or may be deemed to be beneficially owned, by its subsidiaries: each of (a) Sumitomo Mitsui Trust Asset Management Co., Ltd. and (b) Amova Asset Management Co., Ltd. is classified as an investment adviser in accordance with ss.240.13d-1(b)(1)(ii)(E) and as a non-U.S. institution in accordance with ss.240.13d-1(b)(1)(ii)(J). In addition, Nikko Asset Management Co., Ltd. has changed the company name to Amova Asset Management Co., Ltd. as of September 1, 2025.

Item 9.

Notice of Dissolution of Group.

Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Sumitomo Mitsui Trust Group, Inc.

Signature:	/s/ Hideaki Takamiya
Name/Title:	Senior Manager of Risk Management Dept
Date:	10/29/2026