Code for Japan
Code for Japan is one of the Code for communities and Japan’s largest civic tech community. As the only official Decidim partner in Japan, we promote participatory society by supporting the adoption and use of Decidim.
Region
Japan
Working with Decidim since
2020.07.24
Type of Service Provider
Non-profit organization
Most relevant experiences
First Decidim implementation in Japan: Kakogawa City, Hyogo
This project helped spark the subsequent boom of digital participation platforms across Japan. https://kakogawa.diycities.jp/
Growth of Decidim in Japan
Since 2020, there have been 36 Decidim-based sites as of November 2025. Today, not only Code for Japan but also multiple organizations have forked Decidim as OSS and are actively using it in various projects. https://meta.diycities.jp/assemblies/hereandthere/f/405/proposals
Presentation at Decidim Fest 2025
We had the opportunity to share our experience in Kakogawa and our technical contributions to Decidim at the event. https://note.com/kken78/n/n764a67656589