Ocean Plastic Recovery and Materialization Project

A project cultivating coastal seaweeds (wakame, kombu, and hondawara) at scale to simultaneously achieve blue carbon sequestration and marine ecosystem restoration. Fishing cooperatives from Hokkaido to Kyushu participate, creating a new model balancing climate action with fishery revitalization.

Japan's commitment to a circular economy promoting resource cycling. Systems promoting product reuse, recycling, and upcycling are embedded in society. Unique developments include the success of secondhand platforms like Mercari and resource recovery from urban mines.

Japan's secondhand goods market driven by Mercari, Yahoo Auctions, Book Off, and 2nd Street. The market reached approximately 3 trillion yen in 2023 and continues to expand annually. The high quality of Japanese products combined with careful usage and storage culture enhances secondhand value, attracting growing demand from overseas buyers.

Sorting and recycling systems for containers, packaging, appliances, and vehicles. Generational environmental education has created high public recycling awareness. Plastic bottle recovery rates exceed 90%, among the world's highest. Recognized as an example of corporate circular economy practice.

Expansion of secondhand goods market. Accelerated by mobile app platforms like Mercari. Spans clothing, books, and merchandise. Circular economy practice example. Primarily used by younger demographics. Achieves environmental responsibility and cost efficiency. Manifestation of sustainability culture.

Japan's secondhand market ranks among the world's largest. Through C2C platforms like Mercari and chain buyback stores like Second Street, transactions reach trillions in scale annually. From luxury goods to apparel, diverse products circulate. Established in a recycling-conscious society, the secondhand market realizes waste reduction and circular resource use, becoming a sustainable model.

Culture of repairing and using items continues evolving. Appliance repair, garment mending, shoe repair services by craftspeople are revalued. Carries composite values: promoting circular economy, environmental care, inheriting craftsmanship. Increasing young generation learning repair techniques.