City of Yokohama
Green Hub
Towards a Circular City and Beyond
What’s Yokohama?
Business & Innovation
Visiting Yokohama
Greener & sustainable society from Yokohama
GREEN×EXPO 2027
International Horticultural Expo 2027, Yokohama
Scenery of the Future for Happiness
19 Mar.2027 – 26 Sep.2027
City of Yokohama
Green Hub
Towards a Circular City and Beyond
What’s Yokohama?
Business & Innovation
Visiting Yokohama
Greener & sustainable society from Yokohama
GREEN×EXPO 2027
International Horticultural Expo 2027, Yokohama
Scenery of the Future for Happiness
19 Mar.2027 – 26 Sep.2027
News & Events
Yokohama works with Asian Development Bank toward making sustainable cities around the world
Yokohama presents its initiatives as a leading environmentally advanced city in Asia at the 58th Annual Meeting of the ADB
Hirotaka Sato, Deputy Mayor of Yokohama, was a speaker at the 58th ADB Annual Meeting held in Milan, Italy, from 4-7 May 2025. In a session discussing inter-city cooperation, he presented the city’s initiatives as an environmentally advanced city in Asia and discussed urban challenges and the importance of partnerships in the growing Asia-Pacific region.
OECD selects Yokohama as the first city in the world to be assessed for climate change measures
The OECD published a report assessing Yokohama’s climate change measures at the international conference Urban Days, held at the OECD (Organization for Economic Cooperation and Development) headquarters in Paris, France, from 14-17 April 2025.





