About J-Quants API
Overview of this service
Welcome to J-Quants API
JPX Market Innovation & Research, Inc. (JPXI) provides an environment for individuals interested in data science to promote trading utilizing IT and data analysis via the "J-Quants" project.
J-Quants API is a service for individuals, which distributes financial data such as historical stock prices and corporate financial information through API. Users will be able to obtain financial data in a format that has made it easy to conduct analysis.
The beta version, which was conducted prior to the official release of the paid version, will be discontinued as of April 10, 2023. Thank you for your participation.
Service Overview
For an overview of the data provided by the service and how to start using the service, please refer to the following page.
Beta users will also need to register again.
About API Specifications
Please refer to the following pages.
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