Abbreviation of Tokyo Market Information.
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JPX Market Innovation & Research, Inc.(JPXI) provides various kinds of reference data such as TOPIX Information, Corporate action Information, JPX reference data, data for trading participants. The overview of each information is as follows.
URL: https://www.jpx.co.jp/english/markets/paid-info-equities/reference/index.html

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- TOPIX Information
Daily Detailed data for indices which JPXI calculate, including TOPIX, are provided.
URL: https://www.jpx.co.jp/english/markets/paid-info-equities/reference/01.html

- Corporate action Information
The data covers all listed companies on TSE and other exchange markets in the country for their equity related corporate actions. The data is based on the corporate announcements of listed companies directly submitted to TSE, so the data is accurate and reliable with wide coverage and timeliness.
URL: https://www.jpx.co.jp/english/markets/paid-info-equities/reference/02.html

- JPX reference data
Master data, open/high/low/close data and open interest of margin transactions are provided.
URL: https://www.jpx.co.jp/english/markets/paid-info-equities/reference/03.html

- data for trading participants
the transaction data of each trading participant are provided.
URL: https://www.jpx.co.jp/english/markets/paid-info-equities/reference/04.html