Green x Digital: CO2 Visualization Framework
The Green x Digital CO2 Visualization Framework builds on the PACT Methodology to provide guidance on calculation, data integrity, assurance and verification, and exchange of cradle-to-gate PCFs, with the aim of creating more granular, comparable, and consistent emissions data. This resource is available in Japanese, as well as English:
Japanese version
You can read more on Green x Digital and this work here.
The current version of the guidance has an additional first step: If no PCF is calculated, use Scopes 1, 2, 3 and allocate to the product.
The current version of the guidance has additional information on the conditions for using emission factors from the Japanese SHK scheme in product-level calculation.