PROBLEM TO BE SOLVED: To provide a product development design support tool or a product development design support device that extract a demand for an excellent arrangement associated with the arrangement of operation switches and equipment that a testee desires, and an image display method thereof.;SOLUTION: An array of a part group 200 as an investigation object is reproduced on a base part 100, and many testees 5 are made to rearrange the reproduced part group 200 in arrays that the respective testees 5 desire. While the re-arrayed states and re-arrayed results are recorded by a camera part 300, an observer 7 observing them asks questions about the respective arraying changes during or after the re-arraying operation while recording the questions and answers in an information processing device 400.;COPYRIGHT: (C)2012,JPO&INPIT
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