Exhibit 13.1

CERTIFICATION PURSUANT TO

18 U.S.C. SECTION 1350,

AS ADOPTED PURSUANT TO

SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

      In connection with the Annual Report on Form 20-F of Perusahaan Perseroan (Persero) PT Telekomunikasi Indonesia, Tbk. (the “Company”) for the yearly period ended December 31, 2004 as filed with the Securities Exchange Commission on the date hereof (the “Report”), I, Arwin Rasyid, President Director of the Company, certify, pursuant to 18 U.S.C. §1350, as adopted pursuant to §906 of the Sarbanes-Oxley Act of 2002, that, to the best of my knowledge:

      (1) the Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

      (2) the information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

/s/ Arwin Rasyid

Name: Arwin Rasyid

Title: President Director

Date: July 14, 2005