DBJ Green Building Certification is a certification system established by the Development Bank of Japan (DBJ) in April 2011 to serve as a bridge between businesses, financial institutions, and investors through the evaluation of environmentally and socially conscious real estate. In addition to the environmental performance of the building, the program supports ESG initiatives for existing buildings through a comprehensive evaluation that includes consideration of the social demands of the various stakeholders surrounding the property.

BELS (Building-Housing Energy-efficiency Labeling System) is one of the third-party certification systems based on the "Guidelines for Energy Efficiency Labeling of Buildings (Guidelines for Labeling Energy Consumption Performance of Buildings)" established by the Ministry of Land, Infrastructure, Transport and Tourism.

CASBEE (Comprehensive Assessment System for Built Environment Efficiency) is a system for evaluating the environmental performance of buildings. In addition to aspects of environmental load reduction such as energy saving, resource saving, and recycling performance, it also includes consideration of indoor comfort, scenery, and biodiversity, and is a comprehensive check from a broad perspective.