We will host the Governor’s Cup Open Data Hackathon to solve social issues using open data. Participants can tackle challenges presented by government agencies or set their own themes. Let’s address community problems with creative thinking!
Itabashi City
Tokyo Metropolitan Park Association
Bureau of Digital Services, Tokyo Metropolitan Government
Nakano City
Tokyo Metropolitan Park Association
Komae City
We are broadly seeking various proposals to address regional issues using the "open data" available on the Tokyo Metropolitan Government Open Data Catalog site. We welcome solutions to challenges set by the government as well as unsolicited proposals from participants in all categories.
Where participants compete in the creation and development of a service utilizing open data
Where participants compete creating visualization / visual analysis of open data
Where participants compete in problem solving using open data to create a proposal
On July 31, 2025, we closed the entry applications for the "Governor's Cup Open Data Hackathon 2025". We will hold the kickoff event on August 6th.
In response to requests from those considering participation, we will extend the hackathon entry period until July 31.
[Additional Administrative Issues] Administrative issues from Nakano Ward have been added, bringing the total number of issues targeted for resolution through the hackathon to 10.
Starting from June 6, 2025, we have begun accepting entry applications for the "Governor's Cup Open Data Hackathon 2025". (For more details, please refer to the application guidelines page.)
The recruitment events will be held from June 14 to July 9, 2025 (total of 4 sessions).
GovTechTokyo Executive Director and CTO
Kufu Company CSO
Director General, Bureau of Digital Services of Tokyo Metropolitan Government
Eukarya Inc. CEO
HEART CATCH Inc., CEO / Producer
Vice Governor of Tokyo Metropolitan Government
Participation in all scheduled dates is optional. For the hackathon on August 23rd and 24th, you can participate online in addition to attending in-person at the venue. If online participation is difficult, you may simply submit your work and present at the First Stage.
You will need to prepare slide materials for your presentation at the First Stage (recorded session) held at the end of August. In addition, you are required to record a presentation (either online or by attending the venue in person) of the prototypes developed during the hackathon (for the Visualization Category, a visualization work; for the Idea Proposal Category, an idea).
As stated in "3. Application Requirements" of the application guidelines, it is required to "plan to use open data listed on the Tokyo Metropolitan Government Open Data Catalog site." The use of private data is also highly encouraged, so please make use of various data sources and actively participate in this event. However, when using data other than open data, please be sure to check the terms and conditions for its use.
We have prepared several benefits for hackathon participants. You can use the generative AI 'Claude' Team plan free of charge from after registration until the end of August (※separate application required). Additionally, finalists who advance to the Final Stage＊ will receive an open badge that can be used as an achievement and 500 Tokyo Points (※Tokyo App installation required). ＊Please refer to the application guidelines for details.
Please use hashtags to share information about entry reports, event participation, and any questions you have during the implementation stage.
Tokyo Governor's Cup Open Data Hackathon Management Office (Trustee: Mizuho Research & Technologies, Inc.)
Sponsored by:
Copyright © Tokyo Metropolitan Government. All Rights Reserved.
