An electronic component mounter comprising: a board holding device for fixedly holding a circuit board; a mounting head which has multiple suction nozzles for picking up and holding electronic components; a moving device for moving the mounting head to any position; and a bulk feeder equipped with a storage section for storing multiple electronic components in a loose state and a supply passage for guiding the electronic components stored in that storage section to an electronic component supply position while arranged in a single line which is configured to supply electronic components to the supply position; wherein the mounting head has a holding body for holding those multiple suction nozzles arranged on a circumference, and a holding body rotating device for rotating the holding body with the center of the circumference as the axis center, and the electronic components are supplied by the bulk feeder, characterized in that the bulk feeder is connected to the mounting head and is capable of being moved to any position together with the mounting head by the moving device, such that an electronic component positioned at a pickup position which is a specified position on the circumference of the multiple suction nozzles can be picked up and held from the supply position of the bulk feeder connected to the mounting head, and the electronic component mounter further comprises a control device for controlling operation of the holding body rotating device, wherein that control device has a pickup position correction section for controlling operation of the holding body rotating device such that, from among the multiple suction nozzles, the suction mouth of the suction nozzle which is positioned at the pickup position is positioned above the supply position, wherein the bulk feeder is connected to the mounting head such that the widthwise direction at the supply position of the supply passage and the direction extending in a tangential line at the pickup position of the circumference are aligned, or where the directional deviation of those two is less than 45 degrees. a board holding device for fixedly holding a circuit board; a mounting head which has multiple suction nozzles for picking up and holding electronic components; a moving device for moving the mounting head to any position; and a bulk feeder equipped with a storage section for storing multiple electronic components in a loose state and a supply passage for guiding the electronic components stored in that storage section to an electronic component supply position while arranged in a single line which is configured to supply electronic components to the supply position; wherein the mounting head has a holding body for holding those multiple suction nozzles arranged on a circumference, and a holding body rotating device for rotating the holding body with the center of the circumference as the axis center, and the electronic components are supplied by the bulk feeder, characterized in that the bulk feeder is connected to the mounting head and is capable of being moved to any position together with the mounting head by the moving device, such that an electronic component positioned at a pickup position which is a specified position on the circumference of the multiple suction nozzles can be picked up and held from the supply position of the bulk feeder connected to the mounting head, and the electronic component mounter further comprises a control device for controlling operation of the holding body rotating device, wherein that control device has a pickup position correction section for controlling operation of the holding body rotating device such that, from among the multiple suction nozzles, the suction mouth of the suction nozzle which is positioned at the pickup position is positioned above the supply position, wherein the bulk feeder is connected to the mounting head such that the widthwise direction at the supply position of the supply passage and the direction extending in a tangential line at the pickup position of the circumference are aligned, or where the directional deviation of those two is less than 45 degrees.