An information processing device (10) includes a commodity detection unit that detects a commodity information symbol, a service detection unit (120) that detects a service information symbol, and an association unit (130) that associates commodity information obtained using a commodity information symbol corresponding to a shorter time period, out of a time period from detection of a commodity information symbol to detection of a service information symbol and a time period from the detection of the service information symbol to detection of a commodity information symbol, with service information obtained using the service information symbol.