Processing efficiency of acquired data is improved by restricting saving or acquiring of unnecessary data. A data acquisition device 110 includes a communication unit 214 for performing wireless communication of data with a data accumulation device 100 in which data is accumulated, a type registration unit 216 wherein data types of necessary data are registered beforehand, a type comparison unit 218 for comparing the data type of data received via the wireless communication unit with data types registered in the type registration unit, a data extracting unit 220 for extracting only data of which the data type matches, and a data holding unit 222 for holding the extracted data.