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 July 2026

Commission File No. 000-54189

MITSUBISHI UFJ FINANCIAL GROUP, INC.

(Translation of registrant’s name into English)

4-5, Marunouchi 1-chome, Chiyoda-ku

Tokyo 100-8330, 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 ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1):

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7):

THIS REPORT ON FORM 6-K SHALL BE DEEMED TO BE INCORPORATED BY REFERENCE IN THE REGISTRATION STATEMENT ON FORM F-3 (NO. 333-273681) OF MITSUBISHI UFJ FINANCIAL GROUP, INC. AND TO BE A PART THEREOF FROM THE DATE ON WHICH THIS REPORT IS FURNISHED TO THE U.S. SECURITIES AND EXCHANGE COMMISSION TO THE EXTENT NOT SUPERSEDED BY DOCUMENTS OR REPORTS SUBSEQUENTLY FILED WITH OR FURNISHED TO THE U.S. SECURITIES AND EXCHANGE COMMISSION.

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.

Date: July 7, 2026


Mitsubishi UFJ Financial Group, Inc.

By:		/s/ Yoshitaka Sekine
Name:		Yoshitaka Sekine
Title:		Managing Director, Head of Documentation & Corporate Secretary Department, Corporate Administration Division

Mitsubishi UFJ Financial Group, Inc.

Announcement of Filing of Annual Report on Form 20-F with the U.S. Securities and Exchange Commission

July 7, 2026— Mitsubishi UFJ Financial Group, Inc. (MUFG; President and Group CEO: Junichi Hanzawa) hereby announces that it has filed its Annual Report on Form 20-F for the fiscal year ended March 31, 2026 (the “Annual Report”) with the U.S. Securities and Exchange Commission on July 6, 2026. The Annual Report includes MUFG’s audited consolidated financial statements prepared under U.S. GAAP as of and for the fiscal year ended March 31, 2026.

The Annual Report is available on our website at the following website address: https://www.mufg.jp/english/ir/report/form20-f/

In addition, all shareholders may receive a hard copy of the Annual Report free of charge upon request at our website.

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MITSUBISHI UFJ FINANCIAL GROUP INC 6-K