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Although the word "CS"is used and it is long in recent years, what do consumers evaluate about a product? The present condition is being unable to say that the optimization of a quality design which took both sides of a product and service into consideration about evaluating what product feature under what needs is made. We are anxious about this being the cause which the contents of decision-making by each section (the contents of a measure) stop at the partial optimal solution, and obstructs CS maximization. Then, in this research, the design quality range of a brand is extended to all marketing mix 4P, and the "brand QFD" towards the maximization of the degree of sufficiency to customer needs is proposed.
