TSE ’ s Next Step for TD-net Our experience with XBRL Kiyoyuki TSUCHIMOTO Head of Listed Company Services TOKYO STOCK EXCHANGE, Inc. 9 th XBRL International Conference in Auckland, New Zealand, on 12 May, 2004

EDINET (legal) EDINT (administrative service) Present situation of electronic disclosure of company information Reading rooms at Local Finance Bureaus, etc. FSA’s Web site Media institutions, etc. TSE’s Web site TDnet DBS Ordinaryinvestors Timely disclosure (TSE) Legal disclosure (FSA) Listed companies TDnet Newspaper, TV, Information terminals, etc. Immediate Will be Immediate One-day delay Fee-charging, Past information Free, Eight days

What is the TDnet (Timely Disclosure network)? TDnet (which is a timely disclosure network system) 【 Operations began in April 1998 】 (1) Submit and register disclosure data to the TSE online (2) Give explanations of disclosure data to the TSE over the phone (3) Output disclosure data on TDnet terminals set at media institutions (4) Obtain certificates (at any time after disclosure) (5) Enable the public to view disclosure data (TSE’s web site, TDnet database service) * The public can view the data on the TSE’s Web site ( or by using the database service from the following morning. Listed companies ＴＤｎｅｔ Investors Contractors Register Issue certificates Media institutions Database service TSE’s Web site

Usage of XBRL in TD-net zXBRL is used for inputting numerical data such as Earning Digests, Corrections, etc. zIf data are input into special disclosure software provided by TSE, both XBRL format and PDF format (disclosure material) data will be produced at the same time. zNumerical data are accumulated as XBRL format in database Reference format of Earning Digest

Future Challenges (Technical Issues) zImprovement of the input form. zHow TSE will be involved in the reform of taxonomy. (System Issues) zScope of data and information which should be produced in XBRL format. zAdopting XBRL format to legal disclosure in Japan.

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