SDGs Locker: Extending the Life of Food Through Shared Urban Infrastructure

On 2026/1/29

We have added a new circular project “SDGs Locker” in our database. SDGs Locker is an unmanned, locker-type vending system designed to reduce food waste by selling items that are still safe and within their best-before date, but would otherwise be discarded. Introduced in Yokohama in January 2024, the project connects food producers and retailers […]

Beer the First: Where Food Waste Meets Circular Brewing

On 2026/1/8

Bread that didn’t sell. Rice left behind. Grape skins after wine pressing. At Beer the First, these everyday “almost-wasted” ingredients find a second life in a glass of craft beer. Launched in 2021, the project began with RE:BREAD an eco-friendly beer brewed from unsold bakery bread in Yokohama. It has since grown into a playful […]

[Monthly Update: September, 2022] Circular Design Sprint Gives Us a Question “Does material have to be material?”

On 2022/10/18

The weather is getting colder day by day here in Yokohama, Japan. In September, we updated our collaboration with Kanagawa University. Here is the detail of the current and exciting project. Circular Design Sprint @UK Circular Design Sprint is a 3-day activity that aims to acquire circular design systems and thinking, presented by 「IDEAS FOR […]

[Monthly Update: July, 2022] Local Circular Market Has Opened in Yokohama

On 2022/8/10

Circular Yokohama is an online platform to accelerate the circular economy in Yokohama. We started our business in 2019 and have met many people working towards the same goal in the same region. To realize a circular economy in the city, however, the key is to create good connections among the local area and work […]

Circular Yokohama contributes to local circular market “Yokohama Sunset Marché”

On 2022/7/6

Circular Yokohama is a platform run by Harch, for accelerating the circular economy in Yokohama City. It is participating in Yokohama Sunset Marché (Yokohama Yugata Marché,) which is a local circular market. Sunset Marché combines the Japanese word for “evening” and the French word for “market.” Yokohama Sunset Marché is the opening market for the […]

Regenerative Kelp Farming for Blue Carbon in Yokohama

On 2022/6/11

Trees have the ability to absorb CO2, but did you know that kelp has similar powers too? Kelp can absorb five times as much CO2 as cedar, plus it can grow up to four meters in just four months! Such hidden powers didn’t get unnoticed by Sachiumi Heroes director Tatsunori Tomimoto. Since 2015, Tomimoto has […]

New Project Added: Yokohama Winery

On 2022/4/15

We have added a new circular project “Yokohama Winery” in our database. Yokohama Winery is a brewery produces red, white, and rosé wines in Yokohama. They contribute to the environment by delivering wine to neighboring communities on renewable energy bikes and reusing used wine bottles. For more information, check the project page on this website.

New Project Added: Yokohama Bay Sheraton

On 2022/3/25

We have added a new circular project page “Yokohama Bay Sheraton” in our database. The Yokohama Bay Sheraton Hotel & Towers (“Yokohama Bay Sheraton”) is one of the famous hotels in Yokohama. They are running several projects to reduce food waste and make their business sustainable. For more information, check the project page on this […]

Think about the future of Yokohama with Donut Economics [Experience Report]

On 2022/1/24

On March 20, 2021, we held a workshop on Donut Economics at the Kotobuki Collaborative Space in Naka Ward, Yokohama. 11 participants discussed the future of Yokohama using the concept of Donut Economics with them. This article is an abstract for the workshop. *This event is part of Circular Economy Plus School, which is organized […]

Can DX be a solution to the problem with plastic containers? [Experience Report]

On 2022/1/5

On March 13, 2021, we held an idea-thon online under the topic of “Circular Economy and Digital Transformation (DX).” This time we specifically focused on the issue of plastic takeout containers and discussed how we could circulate the containers instead of wasting them. *This event is part of Circular Economy Plus School, which is organized […]

New Project Added: Craft Beer Paper

On 2021/11/15

We have added a new circular project “Craft Beer Paper” in our database. Craft Beer Paper is a recycled paper made from malt waste. Working with local breweries and restaurants, kitafuku Inc. produces papers for coasters, business cards, postcards, menu lists, and other purposes to reduce waste. For more information, check the project page on […]

Discovering the unknown aspects of the city through community cleanup activity with greenbird [Experience Report]

On 2021/10/21

“greenbird” is a trash pickup project originating from Omotesando, Harajuku in Tokyo, which was born with the concept of “a clean city makes people’s hearts clean.” There are over 60 greenbird teams all over Japan and 7 teams overseas. Each area takes the initiative in carrying out local cleanup activities. Circular Yokohama collaborated with the […]