While the system will be voluntary, many companies will not want to be left out in the growing market for eco-friendly products, the report said. Japanese supermarket chain Aeonand, electronics firm Matsushita are among the firms already signed up to the programme.
It is unclear, however, whether consumers will view a product’s price or its carbon footprint as their top priority. In a recent survey, 80% of Japanese consumers said they would spend no more than an extra 2,000 yen (US$18) a month on eco-friendly products.
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