Company Update

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) April 12, 2019 Aflac Incorporated _________________________________________________________________________________________________________________________________________________________ (Exact name of registrant as specified in its charter)   Georgia    001-07434    58-1167100 (State or other jurisdiction    (Commission    (IRS Employer of incorporation)    File Number)    Identification No.)           1932 Wynnton Road, Columbus, Georgia         31999 (Address of principal executive offices)         (Zip Code) 706.323.3431 _________________________________________________________________________________________________________________________________________________________ (Registrant’s telephone number, including area code)   _________________________________________________________________________________________________________________________________________________________ (Former name or former address, if changed since last report) 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)) Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company ¨ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ¨ Item 8.01 Other Events. On April 12, 2019 , Aflac Incorporated issued a press release announcing that its subsidiary, Aflac Life Insurance Japan Ltd., has priced ¥30 billion in yen-denominated perpetual subordinated bonds. A copy of the press release is attached hereto as Exhibit 99.1 and incorporated herein by reference. This disclosure is being made pursuant to and in accordance with Rule 135c of the Securities Act of 1933, as amended. Item 9.01 Financial Statements and Exhibits. (d) Exhibits. 99.1 - Press release of Aflac Incorporated dated April 12, 2019 1 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 hereunto duly authorized.           Aflac Incorporated       April 15, 2019       /s/ June Howard         (June Howard)         Senior Vice President, Financial Services         Chief Accounting Officer 2 EXHIBIT INDEX: 99.1 - Press release of Aflac Incorporated dated April 12, 2019 3