Role
The Tokyo Stock Exchange provides the market where investors buy and sell the stock of listed companies. It also carries out listing examinations for companies, operates the Prime, Standard, and Growth market segments, and publishes indices such as the Nikkei Stock Average and TOPIX.
Relationship with JPX
The Tokyo Stock Exchange is one of the exchanges under the umbrella of Japan Exchange Group (JPX). JPX operates as a holding company that oversees the group as a whole, including not only the Tokyo Stock Exchange but also the Osaka Exchange, which handles derivatives trading.