decarbonization

Announcement

Reusable Toner Cartridges: Building a practical pathway from disposable printing to reuse

We have added a new circular project “Reusable Toner Cartridges” in our database. The Reusable Toner Cartridges is a long-running initiative by Hara Trading Co., Ltd., based in Kanagawa Ward, Yokohama, that offers a concrete alternative to disposable office printing supplies. Since 1994, the company has been collecting spent genuine toner cartridges, carefully inspecting and…

Jan 28, 2026

Announcement

YOKOHAMA CIRCULAR DESIGN MUSEUM: A Moving Exhibition of Circular Ideas and Encounters

We have added a new circular project “YOKOHAMA CIRCULAR DESIGN MUSEUM” in our database. The YOKOHAMA CIRCULAR DESIGN MUSEUM is a travelling exhibition that introduces the circular economy through tangible experiences, thoughtful design, and local stories from Yokohama. Operated by Circular Yokohama, the museum invites visitors to engage with circular living not as a concept,…

Jan 27, 2026

Announcement

Yokohama City launches textile drive for GREEN×EXPO 2027 uniforms

Yokohama City has launched a collaborative initiative to collect unwanted clothing from residents and recycle the material into staff uniforms for the upcoming GREEN×EXPO 2027. The circular fashion project began in 2025, and is being conducted in partnership with Harch Inc., the operator of Circular Yokohama and fibre recycling firm Nakano Co., Ltd. Yokohama City…

Dec 25, 2025

Report

YOKOHAMA CIRCULAR FASHION GATHERING: Envisioning the future of textile circulation across industries [EVENT REPORT]

In Yokohama, various initiatives are being promoted to advance resource circulation and build a circular society. As part of these efforts, Circular Yokohama is collaborating with the City of Yokohama on a three-year project titled “Yokohama Low-Carbon Clothing Lifestyle Initiative,” which focuses on the circulation of clothing, an essential part of citizens’ daily lives. As…

Dec 9, 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

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

qlaytion gallery

National Sun Yat-sen University’s Study Tour on Yokohama’s Decarbonization Initiatives

From July 11 to 12, 2024, a delegation from Taiwan’s National Sun Yat-sen University (hereinafter NSYSU) visited Yokohama for a study tour focused on local decarbonization. This open program, organized by NSYSU, included 14 master’s and doctoral students specializing in public administration, accompanied by two academic staffs. Discussion on Decarbonization with Harch Inc. The tour…

Jul 30, 2024