FORM OF OPINION]Nara Bancorp Inc • June 3rd, 2011 • National commercial banks
We have acted as counsel to Nara Bancorp, Inc., a Delaware corporation (“Nara”), in connection with the proposed merger (the “Merger”) of Center Financial Corporation, a California corporation (“Center”), with and into Nara, pursuant to an Agreement and Plan of Merger (the “Merger Agreement”), dated as of December 9, 2010 (the “Execution Date”), as amended by the Amendment No. 1 to Agreement and Plan of Merger, dated as of April 13, 2011 (the “First Amendment”). Nara will be the surviving corporation upon consummation of the Merger. Unless otherwise defined herein, capitalized terms used herein shall have the same meaning as defined in the Merger Agreement. This opinion letter is being delivered in connection with, and as of the date (the “Effective Date”) of the declaration of the effectiveness by the Securities and Exchange Commission of, Nara’s registration statement on Form S-4 relating to the Merger filed with the Securities and Exchange Commission on , 2011 (Registration No. 333-
