Abstract
The designe method and strategy for the sustainable society are preposed from the view points of optimization of safety management and minimization of environmental pollution as well as social cost. The optimization of safety ad risk managerial design for extraordinarily gigantic production facilities will protect human being from hazards with less costs. The enviromental protection and minimization of social cost are achieved through the accounting of the processing cost for the life cycle of products, which is proposed by modification of the global productivity proposed by Dr. Yoshikawa.