A metal powder producing apparatus, comprising: a spray chamber; a plurality of liquid nozzles (11A, 11B) causing molten metal stored in a crucible to flow down into the spray chamber; a gas jet device provided with a plurality of liquid nozzle insertion holes (12A, 12B) into each of which respective of the plurality of liquid nozzles (11A, 11B) are inserted; and a first gas jet nozzle including a plurality of jet holes disposed in a bottom surface of the gas jet device in such a manner as to form first rings each around a corresponding one of the plurality of liquid nozzle insertion holes (12A, 12B), the gas jet directions of all the jet holes pass through a first focus, wherein the first focus is positioned in a cylindrical flow-down area defined by an outer diameter of the molten metal flowing down from the plurality of liquid nozzles (11A, 11B), the first gas jet nozzle configured to jet gas against molten metal flowing down through the liquid nozzles (11A, 11B) to pulverize the molten metal, wherein the metal powder producing apparatus further comprises: a second gas jet nozzle including a plurality of jet holes disposed in the bottom surface of the gas jet device in such a manner as to form second rings each on an outer side of a corresponding one of the first rings, the gas jet directions of all the holes pass through a second focus that is positioned below the first focus of the first gas jet nozzle, the second gas jet nozzle configured to jet gas to prevent scatter of metal particles resulting from pulverization by the first gas jet nozzle; and a third gas jet nozzle including a plurality of jet holes disposed in the bottom surface of the gas jet device in such a manner as to form a third ring on an outer side of the second gas jet nozzle, wherein the third gas jet nozzle configured to jet gas against an inner wall surface of the spray chamber, wherein the gas jet direction of each jet hole extends toward a closest portion of the inner wall surface of the spray chamber, and wherein the third ring and axial directions of the jet holes are set such that the gas jet direction of gas jetted from each jet hole extends toward the inner wall surface of the spray chamber. a spray chamber; a plurality of liquid nozzles (11A, 11B) causing molten metal stored in a crucible to flow down into the spray chamber; a gas jet device provided with a plurality of liquid nozzle insertion holes (12A, 12B) into each of which respective of the plurality of liquid nozzles (11A, 11B) are inserted; and a first gas jet nozzle including a plurality of jet holes disposed in a bottom surface of the gas jet device in such a manner as to form first rings each around a corresponding one of the plurality of liquid nozzle insertion holes (12A, 12B), the gas jet directions of all the jet holes pass through a first focus, wherein the first focus is positioned in a cylindrical flow-down area defined by an outer diameter of the molten metal flowing down from the plurality of liquid nozzles (11A, 11B), the first gas jet nozzle configured to jet gas against molten metal flowing down through the liquid nozzles (11A, 11B) to pulverize the molten metal, wherein the metal powder producing apparatus further comprises: a second gas jet nozzle including a plurality of jet holes disposed in the bottom surface of the gas jet device in such a manner as to form second rings each on an outer side of a corresponding one of the first rings, the gas jet directions of all the holes pass through a second focus that is positioned below the first focus of the first gas jet nozzle, the second gas jet nozzle configured to jet gas to prevent scatter of metal particles resulting from pulverization by the first gas jet nozzle; and a third gas jet nozzle including a plurality of jet holes disposed in the bottom surface of the gas jet device in such a manner as to form a third ring on an outer side of the second gas jet nozzle, wherein the third gas jet nozzle configured to jet gas against an inner wall surface of the spray chamber, wherein the gas jet direction of each jet hole extends toward a closest portion of the inner wall surface of the spray chamber, and wherein the third ring and axial directions of the jet holes are set such that the gas jet direction of gas jetted from each jet hole extends toward the inner wall surface of the spray chamber. a second gas jet nozzle including a plurality of jet holes disposed in the bottom surface of the gas jet device in such a manner as to form second rings each on an outer side of a corresponding one of the first rings, the gas jet directions of all the holes pass through a second focus that is positioned below the first focus of the first gas jet nozzle, the second gas jet nozzle configured to jet gas to prevent scatter of metal particles resulting from pulverization by the first gas jet nozzle; and a third gas jet nozzle including a plurality of jet holes disposed in the bottom surface of the gas jet device in such a manner as to form a third ring on an outer side of the second gas jet nozzle, wherein the third gas jet nozzle configured to jet gas against an inner wall surface of the spray chamber, wherein the gas jet direction of each jet hole extends toward a closest portion of the inner wall surface of the spray chamber, and wherein the third ring and axial directions of the jet holes are set such that the gas jet direction of gas jetted from each jet hole extends toward the inner wall surface of the spray chamber.