Abstract
Many Papers of Customer Satisfaction are issued. Kano who have proposed 'Quality Dualism' for grasping of Customers' potential needs and Timko who have proposed 'Customer Satisfaction Coefficient' that made up for the weak points of Kano's model. The Measure of Timko which have weak points as well that does not consider the indifferent quality of the Kano's model. In this paper, we propose 'Total Customer Satisfaction Coefficient' that made up for the weak points of Timko's Customer Satisfaction Coefficient also Kano's Quality Dualism. And we have applied suggested method to department store.