Tokyo Market Information

TOPIX Data Service

Update : Jun. 30, 2014



Since launched in Nov. 2001, TOPIX Data Services has become an indispensable tool for asset managers following TOPIX as their benchmark, portfolio traders and middle office staff in charge of risk control.

Comprehensiveness User can obtain comprehensive data on all indices (47 indices in total) calculated by TSE and their constituent issues.
Accuracy/Reliability As the service is provided directly from the index calculator (TSE) itself, no one can parallel us, in terms of data accuracy and completeness.
Efficiency TOPIX Data service dispense with your daily index maintenance operation, which is both cumbersome and prone to costly errors.
Convenient Functions
(Web Service)
Whenever corporate actions and addition to or deletion from the constituents are announced, types of events, effective date, the change in the number of shares and other relevant data are provided in advance, thereby enabling users to rebalance their portfolio in a timely manner.

The data archive can be searched to create personal calendar of what actions to be taken and when, dispelling your worry that you may miss the critical event.

Historical data is also available for you to make various analysis and research.
Main User Type Broker-Dealer, Trust Bank, Asset Management, Pension Fund, Information vendor, Individual Investor

Delivery Medium

Type of Service Overview File Specification
Web Service English Site and Japanese Site available
(All data can be downloaded in CSV Files.)
Data Feed Service
(Internet FTP)
The latest files are provided to user's system automatically at set times. PDF
Web Service
(Menu Names)
New Info. Latest update files can be downloaded at once in a CSV file.
Price Return Index/Total Return Index Index level data ( Base Market Value, Close, etc. ) can be searched and downloaded.
(Storage period) 2years for daily and monthly, 10 years for annual cycle
Change in Constituents' Level Data Change in constituents' level data (change in No. of shares and securities' attributes ) can be searched by period, issue, indices and event type.
Addition and Deletion from TOPIX Constituents Addition to and deletion from TOPIX can be searched at ease.
Index Constituents Master The Index Constituents master data from previous 10 days up to the following one month can be downloaded in a CSV file.

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