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Dissemination Standards Bulletin Board Special Data Dissemination Standard (AS PROVIDED TO THE IMF BY THE RESPECTIVE COUNTRY)   Japan Central government debt (Outstanding Government Bonds and Borrowings ) Last Posted: Jan-6-2010 Last Certified: Jan-7-2010 Last Updated: Jan-5-2010 Contact Person(s)          Printer Friendly Page   Debt Management Policy Division, Financial Bureau, Ministry of Finance, 1-1, 3-chome, Kasumigaseki, Chiyoda-ku, Tokyo, Japan 100-8940   Phone : 81 3 3580 0810   Fax : 81 3 3591 2213 Dissemination Formats Summary Methodology Access National Summary Data Page Cross-country comparisons: access the DSBB metadata query facility

The Data: Coverage, Periodicity, and Timeliness
Coverage characteristics	5.1.1 Statistical presentation Data are disseminated in hundred million Yen for the total gross outstanding central government debt. All government bonds and borrowings are domestic, and are denominated in Yen. The following data are disseminated: A breakdown by broad type of debt instrument into government bonds, government borrowings, and financing bills.  A breakdown of marketable government bonds by original maturity into: short-term (less than one year); medium-term (from 2 to 5 years); and long-term (10 years and over). A breakdown of fiscal investment and loan program bonds by original maturity into: medium-term (from 2 to 5 years) and long-term (10 years and more). The term of financing bills is approximately 2 months, 3 months or 6 months. (Three types of bonds are not included in the classification by maturity: subsidy bonds, which are redeemable on an installment plan; and subscription bonds and contribution bonds which are redeemable on demand. These three types of bonds are non-marketable government bonds and together account for only about 1 percent of all outstanding government bonds.) A breakdown of government borrowings by original maturity into: short-term (one year and less than one year); and long-term (over one year). Total amount of government guarantees.
Periodicity	4.1.1 Periodicity Quarterly for all prescribed components.
Timeliness	4.1.2 Timeliness No later than one quarter following the end of the reference quarter for all components.
Access by the Public
Advance dissemination of release calendar	5.1.3 Advance release calendar A quarter-ahead advance release calendar is disseminated by issuing a news release and by publishing on the following Ministry of Finance's Internet webpage:http://www.mof.go.jp/english/e1c020.htm. In addition, an advance release calendar that gives one-quarter-ahead notice of the precise release date is disseminated on the Internet on the IMF's DSBB.
Simultaneous release to all interested parties	5.1.4 Simultaneous release The data for all prescribed components are released simultaneously to all interested parties by issuing the press release Central Government Debt, and by posting the data on the Ministry of Finance's Internet website (http://www.mof.go.jp/english/index.htm) under the Statistics section.
Integrity
Dissemination of terms and conditions under which official statistics are produced, including those relating to the confidentiality of individually identifiable information	0.1.1 Responsibility for collecting, processing, and disseminating statistics Ministry of Finance(MOF,O) The data are disseminated by the Ministry of Finance as a service to the public. Central government debt The data are compiled under the terms and conditions of the Public Finance Law of March 31, 1947. - Article 28 of the Law calls for the introduction before the Diet of the total amounts of government bonds and government borrowings when the budget for the new fiscal year is under consideration in the Diet. - Article 46 of the Law requires the annual publication of data on domestic debt in a printed format after approval of the budget for the new fiscal year. 1.2.1 Disclosure of terms and conditions for statistical collection, processing, and dissemination Ministry of Finance(MOF,O) Copies of the Law are available in Japanese at: Government Publications Service Center 2-1, 1-chome Kasumigaseki, Chiyoda-ku Tokyo, 100-0013, Japan Phone: 81 3 3504 3885 Fax: 81 3 3504 3889.
Identification of internal government access to data before release	1.2.2 Internal governmental access to statistics prior to release No officials, except those Ministry of Finance and Bank of Japan officials who are in charge of the administration of the central government debt, have access to the data before their release to the public.
Identification of ministerial commentary on the occasion of statistical releases
Provision of information about revision and advance notice of major changes in methodology	4.3.1 Revision schedule The data are not subject to revision. 4.3.2 Identification of preliminary and/or revised data The data are final when first released 1.2.4 Advance notice of major changes in methodology, source data, and statistical techniques. The public are informed of major changes in methodology at the time the change is introduced.
Quality
Dissemination of documentation on methodology and sources used in preparing statistics	5.2.1 Dissemination of documentation on concepts, scope, classifications, basis of recording, data sources, and statistical techniques Detailed methodologies, such as definitions and classifications, are published in the following documents: Guide to Japanese Government Bonds and Debt Management Report (both are available to visitors at the Ministry of Finance). (See also summary methodology)
Dissemination of component detail, reconciliations with related data, and statistical frameworks that support statistical cross-checks and provide assurance of reasonableness
Footnotes Last posted: Date IMF staff last posted an update to these metadata on the DSBB. Last certified: Date subscriber last officially certified the accuracy of these metadata. Last updated: Date subscriber last submitted an update of these metadata to the IMF.