City to City Collaboration

The European Union (EU) launched the International Urban Cooperation (IUC) Project, promoting sustainable urban development by linking EU cities and non-EU cities throughout the world to work together toward solving their common problems and sharing countermeasures.
Yokohama applied for a collaboration with Frankfurt am Main, with which it already had a partnership city agreement. The collaboration was approved and the two shared knowledges and best practicies about energy etc. though online and study tours in each city until 2019.

In 2013, Yokohama and Barcelona concluded a memorandum of understanding on cooperation in the area of smart cities, and have worked together under it since then.
Yokohama participats in the Smart City Expo: World Congress, in Barcelona for last few years. It makes presentations on its activities as part of the "SDGs FutureCity", activiteis to achieve "Zero Carbon Yokohama".

As a sisiter city, the two has been collaborating on “Environment Picture Diary”.
The “SDGs FutureCity Environment Diary Exhibition 2019” was held, presenting about 600 superior works selected from about 15,000 works submitted within the city and works from other cooperating cities in Japan and Yokohama’s San Diego.

*Environment Picture diary in which elementary school children use pictures and text to freely express views they talk about at home and their own thoughts concerning environmental issues and environmental preservation.

Since 2013, together with the International Affairs Bureau, etc., the headquarters has cooperated in the "Project for Bangkok Master Plan on Climate Change 2013-2023" being carried out by the Japan International Cooperation Agency (JICA), and a plan was issued in 2015. It has also worked to support implementation of the plan.