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[11/25-27]Yokohama to spearhead Asian Circular Cities Declaration at ASCC 2025

The City of Yokohama announced it will lead a call to establish an Asian Circular Cities Declaration at the upcoming Asia Smart City Conference (ASCC) 2025. The international conference is scheduled to take place from November 25 to 26 at Pacifico Yokohama. The City of Yokohama aims to create a framework for cities in Asia…

Nov 14, 2025
Announcement

Minato Mirai Circular City Project: Co-creating a Decarbonized Future in Yokohama

In the heart of Yokohama, a bold experiment is underway, transforming the Minato Mirai 21 district into a model of circular living and decarbonization. The Minato Mirai Circular City Project (MMCC) brings together over 30 facilities, companies, organizations, and citizens to reimagine how an urban district can reach net-zero COs emissions by 2030. Operated by…

Nov 7, 2025
Story

Circular Hospitality in Action: Yokohama Bay Sheraton’s Approach to Food and Energy Cycles

While several hotels across Yokohama are embracing sustainability, Yokohama Bay Sheraton Hotel & Towers stands out for its integrated approach to circulating both food and energy within its operations. Conveniently located with direct access to Yokohama Station, one of the country’s busiest transportation hubs, the hotel introduces circular practices to a wide range of guests,…

Sep 29, 2025
Report

Sustainable Micro-tourism: A one-day tour of sustainability initiatives in Yokohama [Event Report]

Circular Yokohama promotes circular lifestyles in Yokohama and participates as one of the operating organizations of the Yokohama SDGs Design Center, a cross-sectoral platform that connects diverse stakeholders to solve local issues. On February 8, 2025, as part of this initiative, Circular Yokohama organized the program “Sustainable Micro-tourism: A one-day tour of sustainability initiatives in…

Sep 24, 2025
Announcement

Sachiumi Heroes: A Seaweed-Powered Revival from the Ocean Floor

What if seaweed could help save the planet and revitalize the local economy? Meet Sachiumi Heroes, a marine restoration project in Yokohama’s Kanazawa Ward that turns kelp farming into an act of climate action and community empowerment. In Japan, a growing concern called iso-yake, underwater deserts caused by disappearing seaweed beds, has devastated marine ecosystems.…

Aug 5, 2025
Announcement

Hoshiten Circular Library: A Moving Bookshelf of Sustainable Ideas

What if books could circulate just like resources? The Hoshiten Circular Library is a mobile bookshelf that shares not only books, but stories of circular living across Yokohama. From city streets to community events, it pops up in unexpected places—inviting people to borrow, return, and contribute books on sustainability, creativity, and local action. It’s more…

Jun 25, 2025
Announcement

Kurofune Soap: Crafting Clean Futures from Used Cooking Oil

What if your daily soap told a story? Kurofune Soap blends Yokohama’s rich port history with today’s circular mindset. Crafted from used cooking oil collected locally, these handmade soaps aren’t just eco-friendly—they’re conversation starters. Each bar is shaped like the iconic “black ships” (Kurofune), connecting the past and present through a refreshing, sustainable experience. Take…

Jun 6, 2025
Report

The Repair Cafe screened at TBS SDGs event “Plaza to Make the Earth Smile”

Circular Yokohama and our sister media IDEAS FOR GOOD screened its documentary The Repair Cafe on May 4 at the SDGs event “Plaza to Make the Earth Smile” held at TBS Akasaka Sacas Square. “Plaza to Make the Earth Smile” is part of TBS’s “WEEK to Make the Earth Smile” project, a related initiative designed…

Jun 3, 2025
Announcement

Coffee Grounds Art: Giving New Life to the Morning Brew

Used coffee as a canvas? Discover Coffee Grounds Art, where leftover coffee is reborn as beautiful artwork and creative workshops. From waste to wonder, find how circular ideas are brewing in Yokohama.

May 22, 2025
Announcement

Yomigaeri: Recycled Work Gloves Made Primarily from Used Clothing Fibers

We have added a new circular project “Yomigaeri” in our database. What if a pair of gloves could tell the story of your old clothes? Yomigaeri is a sustainable work glove made from discarded textiles—designed not only to reduce CO₂ emissions but to celebrate the value of what we throw away. Created by Nakano Co.,…

May 19, 2025
Announcement

Seyamitsu Lab: A Circular Living Hub Born in the Heart of Seya Ward

We have added a new circular project “Seyamitsu Lab” in our database. What if beekeeping could help revitalize a neighborhood? Seyamitsu Lab is turning that question into reality. Launched by local youth in Yokohama’s Seya Ward, the Lab is using honey production and community collaboration to build a model of circular living—where people, nature, and…

May 15, 2025
Announcement

Circular Yokohama is awarded the Grand Prize at the 31st Yokohama Environmental Activities Award

Circular Yokohama has been honored with the Grand Prize at the 31st Yokohama Environmental Activities Award for its contributions to advancing local environmental initiatives. About the Yokohama Environmental Activities Award The Yokohama Environmental Activities Award recognizes individuals, organizations, businesses, and students actively engaged in environmental initiatives in Yokohama. The award aims to raise awareness of…

Feb 27, 2025