An electronic circuit component mounting method for mounting both a first type electronic circuit component and a second type electronic circuit component on one circuit substrate held by a circuit-substrate conveying and holding device (32, 34, 42, 44) using an electronic circuit component mounting machine that includes (a) a mounting machine main body, (b) the circuit-substrate conveying and holding device (32, 34, 42, 44) which is held by the mounting machine main body, conveys the circuit substrate, and fixes and holds the circuit substrate, (c) one or more mounting-machine-main-body-side feeders which are held by the mounting machine main body, and supply the first type electronic circuit components, (d) a head main body which is moved with respect to the mounting machine main body by a head moving device to any position on a movement plane covering the circuit-substrate conveying and holding device (32, 34, 42, 44) and the mounting-machine-main-body-side feeders, (e) one or more head-side feeders that are held by the head main body, and supply the second type electronic circuit components, and (f) a mounting device which includes a plurality of component holding tools which are held by the head main body, receives the first type electronic circuit component from the mounting-machine-main-body-side feeder and the second type electronic circuit component from the head-side feeder, and mounts the received components (150, 152) on the circuit substrate held by the circuit-substrate conveying and holding device (32, 34, 42, 44) using the plurality of component holding tools, the method being characterized by: a first and second type component reception order determining process that determines an order of receiving the first type electronic circuit components and the second type electronic circuit components using the plurality of component holding tools, wherein the first and second type component reception order determining process includes a head-main-body movement number minimizing process that determines an order of receiving the first type electronic circuit components and the second type electronic circuit components, so as to reduce the number of times the head main body moves between the circuit-substrate conveying and holding device (32, 34, 42, 44) and the mounting-machine-main-body-side feeders by the head moving device. (a) a mounting machine main body, (b) the circuit-substrate conveying and holding device (32, 34, 42, 44) which is held by the mounting machine main body, conveys the circuit substrate, and fixes and holds the circuit substrate, (c) one or more mounting-machine-main-body-side feeders which are held by the mounting machine main body, and supply the first type electronic circuit components, (d) a head main body which is moved with respect to the mounting machine main body by a head moving device to any position on a movement plane covering the circuit-substrate conveying and holding device (32, 34, 42, 44) and the mounting-machine-main-body-side feeders, (e) one or more head-side feeders that are held by the head main body, and supply the second type electronic circuit components, and (f) a mounting device which includes a plurality of component holding tools which are held by the head main body, receives the first type electronic circuit component from the mounting-machine-main-body-side feeder and the second type electronic circuit component from the head-side feeder, and mounts the received components (150, 152) on the circuit substrate held by the circuit-substrate conveying and holding device (32, 34, 42, 44) using the plurality of component holding tools, a first and second type component reception order determining process that determines an order of receiving the first type electronic circuit components and the second type electronic circuit components using the plurality of component holding tools, wherein the first and second type component reception order determining process includes a head-main-body movement number minimizing process that determines an order of receiving the first type electronic circuit components and the second type electronic circuit components, so as to reduce the number of times the head main body moves between the circuit-substrate conveying and holding device (32, 34, 42, 44) and the mounting-machine-main-body-side feeders by the head moving device.