Developer site

We have extended the periods of this challenge due to the spread of COVID-19. Please refer to the descriptions in the site of this challenge for more information.

About This Site

This site is the Developers Site for Open Data Challenge for Public Transportation in Tokyo.

For more information about the data opened in this challenge, refer to this site.

For all the questions about this challenge (including the contents of the provided data and questions about using API), please use the forum that becomes available after user registration or send an email to the Secretariat Office of this challenge. Never contact any public transportation entities!

How To Use Opened Data

In order to use the data, you must make the user registration in this site. You can use the API key issued after completing the registration to access the data.

About Commercial Use

In the 4th challenge, you can use the provided data even for commercial use. When you are going to use them commercially, please make sure to read and follow the description written in the website for the challenge .

How to Enter Your Work

Registration is closed. Thank you so much for many entries!


Association for Open Data of Public Transportation Secretariat Office
Open 9:00 to 17:30 JST (except Saturdays, Sundays, Japanese national holidays, and Dec 27 to Jan 4)
(Within YRP Ubiquitous Networking Laboratory)