A component mounter for mounting electronic components includes a mounting head with at least two suction nozzles in the multiple suction nozzles are lowered simultaneously so as to pick up at least two electronic components simultaneously. A control device, which is configured to control electronic component pickup and mounting operations, causes the mounting head to move so as to position the at least two suction nozzles that are lowered simultaneously in an electronic component pickup operation step to be located individually on at least two trays on the pallet, causes the at least two suction nozzles to be lowered simultaneously, and causes electronic components on the at least two trays to be picked up simultaneously.