Hoshiten Circular Library: A Moving Bookshelf of Sustainable Ideas

On 2025/6/25

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 […]

Kurofune Soap: Crafting Clean Futures from Used Cooking Oil

On 2025/6/6

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 […]

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

On 2025/6/3

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 […]

Coffee Grounds Art: Giving New Life to the Morning Brew

On 2025/5/22

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.

Yomigaeri: Recycled Work Gloves Made Primarily from Used Clothing Fibers

On 2025/5/19

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., […]

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

On 2025/5/15

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 […]

Memories embedded in school gym floor begin a new journey of circularity—exhibit and workshop at ”Yokohama Architecture Plaza 2024”[EVENTREPORT]

On 2025/4/14

On November 9, 2024, Circular Yokohama participated in the “Yokohama Architecture Plaza 2024” held at the Yokohama City Hall. Circular Yokohama showcased unique items crafted from repurposed gymnasium flooring. Exhibition and workshop report at “Yokohama Architecture Plaza 2024” The “Yokohama Architecture Plaza 2024” was hosted at Yokohama City Hall. This event, organized by the Yokohama […]

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

On 2025/2/27

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 […]

Circular Yokohama delivers a career education lecture at Yokohama Mine elementary school

On 2025/2/7

On December 16, 2024, Circular Yokohama delivered a career education lecture to sixth-grade students at Mine elementary school in Hodogaya Ward, Yokohama City. The school actively promotes career education by inviting professionals from various fields, helping students envision their future paths. Mine elementary school is located just a 10-minute walk from Circular Yokohama’s activity hub […]

A Seminar: “Why Companies Should Embrace Nature Positive Practices: Building Cities in Harmony with Nature” held successfully

On 2024/12/17

On November 28, Circular Yokohama held a seminar (in-person and online) titled “Why Companies Should Embrace Nature Positive Practices: Building Cities in Harmony with Nature.” Circular Yokohama is one of the operating companies in the Yokohama SDGs Design Center, a regional intermediary organization aimed at achieving the SDGs by connecting diverse stakeholders and addressing local […]

Circular Yokohama is Recognized with the superior rank in Yokohama’s SDGs certification program “Y-SDGs”

On 2024/12/17

Circular Yokohama has been recognized with the superior rank in the 13th round of Yokohama City’s SDGs certification program, “Y-SDGs” (in Japanese). Y-SDGs is a certification system in which Yokohama City acknowledges businesses actively contributing to achieving the SDGs. The program aims to encourage transitions to sustainable management and operations, foster new customer and business […]

Circular Yokohama Participated in the 13th Asia Smart City Conference

On 2024/12/16

On October 23–24, Circular Yokohama participated in the 13th Asia Smart City Conference hosted by Yokohama City. We spoke at the stage session and showcased our initiatives at the event’s exhibition booth. The Asia Smart City Conference is a global event centered on Asia’s decarbonization efforts, bringing together knowledge, ideas, and solutions for sustainable development. […]

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