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...
leadership
Presentation of Yokohama’s initiatives at the Zero Waste Forum
The City of Yokohama participated in the Zero Waste Forum held in Istanbul, Republic of Türkiye, from June 5 to 7 2026 (Organized by Zero Waste Foundation*). This participation was by invitation,...
Yokohama strengthens collaboration with UN organizations in Bonn
In June 2026, Mayor Yamanaka visited Bonn, Germany, where he met with representatives of several United Nations organizations to deepen collaboration in the fields of sustainability, citizen...
Yokohama Mayor Yamanaka speaks at Daring Cities 2026 in Bonn
On June 10, Mayor Yamanaka of Yokohama participated in the plenary session of the international conference "Daring Cities 2026" held in Bonn, Germany. The conference, co-hosted by ICLEI and the City...
Yokohama contributes to global policy at ICLEI Global Executive Committee gathering
On June 9, Yokohama Mayor Takeharu Yamanaka participated in the ICLEI Global Executive Committee meeting held in Bonn, Germany. ICLEI is one of the world’s largest networks of cities committed to...
Yokohama to launch international circular exhibition in 2027
The City of Yokohama and RX Japan have announced the launch of a new international exhibition focused on the circular economy, set to debut in 2027. The event aims to bring together companies,...
21 Cities Announced as Founding Signatories of the Asian Circular Cities Declaration (ACCD)
The City of Yokohama, ICLEI Japan, and the Bangkok Metropolitan Administration (BMA) announced the 21 founding cities of the Asian Circular Cities Declaration (ACCD). Yokohama and Bangkok are both...
Yokohama Announces its Second Voluntary Local Review to Further Contribute to Global SDGs
The City of Yokohama is pleased to announce the publication of its second Voluntary Local Review (VLR), a progress report on its efforts toward achieving the Sustainable Development Goals (SDGs). ...
Cebu City Signs the Asian Circular Cities Declaration in Yokohama
Since signing a memorandum of understanding on city-to-city cooperation in 2012, Yokohama and Cebu City have been working together to promote sustainable urban development in the Metro Cebu area....
Asian Circular Cities Declaration Gains Momentum Ahead of APCC Forum 2026
On January 15, ICLEI Japan hosted an online conference to invite cities and local governments to become signatories of the Asian Circular Cities Declaration (ACCD), with Yokohama participating as...
From Yokohama to Asia: Sharing Pathways for Circular Cities
What enables some cities to drive the transition to a circular economy so effectively? Success requires more than just cutting-edge technology or ambitious policy targets. In Yokohama, our...
Yokohama’s Circular Journey: How Yokohama Empowers Civic Engagement
Minato Mirai 21, Yokohama’s leading waterfront district supporting innovation and sustainable city initiatives.Reducing household waste by 43% in a massive, growing metropolis is no small feat. This...
Yokohama leads Asian Circular Cities Declaration as first signatory at ASCC 2025
On November 25–26, at the Asia Smart City Conference (ASCC) 2025 in Yokohama, the establishment of the Asian Circular Cities Declaration was announced. The Circular Cities Declaration is a framework...
Yokohama Leads Climate Week NYC Event on U.S.-Japan Intercity Climate Action
On September 25, 2025, the City of Yokohama led an official event during Climate Week NYC 2025 (September 21–28), one of the world’s largest climate-focused gatherings held annually in New York...
Yokohama Presents its Green City Initiatives at 5th UN Forum of Mayors
The Director of the European Office attended the Fifth United Nations Forum of Mayors, held in Geneva, Switzerland, from October 6 to 7, 2025, as a representative of Yokohama Mayor Takeharu...
Yokohama Mayor Meets UN Secretary-General Guterres at TICAD9 to Deepen Global Cooperation
On Thursday, August 21, Mayor of Yokohama, Japan, Takeharu Yamanaka held talks with United Nations Secretary-General António Guterres, who was visiting Yokohama to attend the 9th Tokyo International...
Sharing Yokohama’s Experience of Waste Reduction: “Towards Zero Waste” with ASEAN Cities
Ryoichiro Orii, Director General of the International Affairs Bureau, represented the City of Yokohama at a City Talk Session titled Towards Zero Waste. He presented how Yokohama has succeeded in...
New Global Toolkit Highlights Yokohama as Leading Example of City-Led Diplomacy
In July 2025, Yokohama was featured in a global strategic toolkit for city, state, and regional governments on engaging internationally. The Toolkit, titled “Global Engagement, Local Benefits: A...