UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                    FORM 8-K

                                 CURRENT REPORT

                     Pursuant to Section 13 or 15(d) of the
                         Securities Exchange Act of 1934

       Date of Report (Date of earliest event reported) September 17, 2004
                           ---------------------------

                                 Citigroup Inc.
- --------------------------------------------------------------------------------
             (Exact name of registrant as specified in its charter)

      Delaware                      1-9924                      52-1568099
   ---------------                -----------               -------------------
   (State or other                (Commission                  (IRS Employer
   jurisdiction of               File Number)               Identification No.)
   incorporation)

                    399 Park Avenue, New York, New York 10043
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               (Address of principal executive offices) (Zip Code)

                                 (212) 559-1000
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              (Registrant's telephone number, including area code)

Check the appropriate box below if the Form 8-K filing is intended to
simultaneously satisfy the filing obligation of the registrant under any of the
following provisions:

[ ]   Written communications pursuant to Rule 425 under the Securities Act (17
      CFR 230.425)

[ ]   Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17
      CFR 240.14a-12)

[ ]   Pre-commencement communications pursuant to Rule 14d-2(b) under the
      Exchange Act (17 CFR 240.14d-2(b))

[ ]   Pre-commencement communications pursuant to Rule 13e-4(c) under the
      Exchange Act (17 CFR 240.13e-4(c))






                                 Citigroup Inc.
                           Current Report on Form 8-K

ITEM 8.01 OTHER EVENTS.

On September 17, 2004, Citigroup Inc. issued a press release concerning
Citibank, N.A. Japan Branch.

A copy of the press release is being filed as Exhibit 99.1 to this Form 8-K and
is incorporated herein by reference in its entirety.

ITEM 9.01 FINANCIAL STATEMENTS AND EXHIBITS.

(c)   Exhibits

      Exhibit Number

            99.1  Press Release, dated September 17, 2004, issued by Citigroup
                  Inc.





                                    SIGNATURE

      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 hereunto duly authorized.

Dated:  September 17, 2004                  CITIGROUP INC.


                                            By:    /s/  Michael S. Helfer
                                               ---------------------------------
                                            Name:  Michael S. Helfer
                                            Title: General Counsel and
                                                   Corporate Secretary





                                  EXHIBIT INDEX

Exhibit Number

      99.1  Press Release, dated September 17, 2004, issued by Citigroup Inc.