Future City & Net Zero Carbon
Yokohama’s status as an SDGs Future City and its goal to reach net zero carbon by 2050 are two reasons why Yokohama is among the leading cities in Japan for sustainability efforts.
Yokohama was designated an “SDGs Future City” by the Government of Japan in 2018 when it established a system to acknowledge specific cities that have been working toward achieving the SDGs and have a strong drive to continue those efforts into the future. About 30 local governments are selected as SDGs Future Cities every year, and more than 120 local governments have been selected so far (2018-2021).
Yokohama has also declared a determination to reach carbon neutrality by 2050. This declaration, in 2019, put Yokohama among the very forefront of Japanese cities tackling climate change and environmental preservation. Since then almost all of Japan’s local governments have adopted the same 2050 goal of carbon neutrality (934 declarations covering 99.7% of Japan’s population as of April 2023). Yokohama has also played a leading role by establishing in 2020 a municipal council for carbon neutrality (Yokohama City, Chair, and 200 member cities as of November 2021), and assisted in drafting climate change policy for partner cities like Da Nang, Vietnam and Bangkok, Thailand, which have made their own declarations for carbon neutrality by 2050.
2030 has also been set as a milestone year for Yokohama’s carbon neutrality, with the city hit the goal of reducing its carbon output by 50% compared to 2013.
Yokohama’s Efforts for the SDGs and Net Zero Carbon in Japan and Abroad
Delegation from Vietnam visits Yokohama and tours wastewater treatment facilities
On May 15, a delegation from the People’s Committee of Dong Thap Province in Vietnam toured the Hokubu No. 2 Wastewater Treatment Plant in Yokohama City. During the visit, the delegation observed...
Yokohama purchases world’s first certified “environmental value” generated by ammonia-fueled tugboat
The City of Yokohama is strengthening its leadership in sustainable maritime innovation through an initiative supporting the ammonia-fueled tugboat Sakigake and accelerating efforts to promote...
The Office of the City of Yokohama Representative to the Americas Speaks at “VLR–VSR Days 2026,” a UN HLPF-Related Event
On July 8, 2026, the Office of the City of Yokohama Representative to the Americas participated in the 5th VLR–VSR Days 2026, held within the framework of the United Nations High-Level Political...
Yokohama to host the 11th Pacific Islands Leaders Meeting (PALM11)
On June 17, Chief Cabinet Secretary Kihara announced that the 11th Pacific Islands Leaders Meeting (PALM11) will be held in Yokohama in the summer of 2027. PALM (Pacific Islands Leaders Meeting) is...
Yokohama strengthens ties with Germany through key meetings in Bonn and Frankfurt
On June 10 and 11, Mayor Yamanaka of Yokohama held a series of important meetings in Germany, reaffirming the city’s commitment to international collaboration in sustainability and economic...
City of Yokohama Hosts Japan–U.S. Climate & Deep Tech Event in New York
The Office of the City of Yokohama Representative to the Americas hosted its "Japan Gateway for Climate & Deep Tech" event on Monday, June 1, 2026, during New York Tech Week at Baker &...




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