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Yokohama’s Circular Journey: How “Civic Power” is Building a Sustainable Future [Part 1]
Located in the center of the Japanese archipelago facing the Pacific Ocean, Yokohama is a beautiful port city. Since the opening of its port in 1859, it has served as Japan’s gateway to the world, welcoming diverse cultures while developing its distinct character....
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 the first signatory. With more than 70 officials and local government...
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 progress is driven by trust, a form of capital built through decades of...
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 is one of Yokohama’s landmark achievements born from the...
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 launched in Europe in 2020, with about 90 European cities...
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 City. To the best of our knowledge, Yokohama became the first Japanese...
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Platform for Circular City Transition
Actionable Insights and Collaborative Solutions
GREEN×EXPO 2027, Yokohama, Japan
International Horticultural Expo 2027
(19 Mar.2027–26 Sep.2027)
STYLE100
Sustainable actions and shared practices
International Technical Cooperation
Co-creating Innovative Smart Urban Solutions
Carbon-Neutral Port
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Towards a Circular City and Beyond
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Platform for Circular City Transition
GREEN×EXPO2027,Yokohama,Japan
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