Problem to be solved: to provide a terminal device capable of analyzing emotions without giving sense of discomfort and resistance to the user.A terminal device is a terminal device having an adhesive surface and a sheet shape, and a sensor portion for measuring a physical quantity indicating the degree of change in the shape of a surface in which the adhesive surface is contacted, and a radio communication unit for transmitting the physical quantity measured by the sensor portion by radio. The sensor section and the power supply section for supplying power for driving the radio communication section are provided.Diagram
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