The economic success of manufacturing firms depends on their ability to identify the needs of customers and to quickly create products that meet these needs and can be produced at low cost. Achieving these goals is not solely a marketing problem, nor is it solely a design problem or a manufacturing problem. The design function plays the lead role in defining the physical form of the product to best meet customer needs.

Workplace Design, one of important issues in human-centered product design, is applied to the study of automobile interiors. We develop methodologies of analyzing, evaluating, and improving automobile interior design. Especially with respect to the quality perceived by customers

Image & Impression Engineering is concerned about a relationship between Design Elements and the Image & Impression. Based on the assumption that the characteristics of product image & impression can be estimated by consumer preference rating.