PROBLEM TO BE SOLVED: To provide an ultrasonic diagnostic device capable of identifying an analysis object part from which an analysis result more accurate and useful for diagnosis can be obtained.SOLUTION: A data analysis device includes an analysis object identifying part which identifies an analysis object part to be an analysis object of data of an ultrasonic image UI on the basis of the data of the ultrasonic image UI acquired for a subject and data of a medical image MI being the data of the medical image MI with modality different from that of the ultrasonic image UI and acquired for the position corresponding in the subject to the data of the ultrasonic image UI, and a data analysis part which performs analysis on the data of the ultrasonic image UI in the analysis object part specified by the analysis object identifying part. An indicator In indicating the analysis object part may be displayed on a display part 6.
