A vortex ring generation device comprising: a casing having a discharge port; and an extrusion mechanism that extrudes air in an air passage inside the casing such that the air is discharged, in a vortex ring shape, from the discharge port; the vortex ring generation device further comprising: a component supply port surrounding the air passage, and through which a discharge component is supplied into air, wherein a total circumferential length L 1 of the component supply port is 1/2 or more of a total circumferential length L2 of the discharge port, the component supply port is located in an inner peripheral surface of the air passage, and a cylindrical passage forming member forming at least a part of the air passage is provided inside the casing, characterized in that: the air passage includes a throttle passage whose passage area is smaller downstream, and the component supply port is located downstream of the throttle passage, and a total opening area of the component supply port is larger than a total area of a blocking surface that is circumferentially adjacent to the component supply port in the inner peripheral surface of the air passage, and the component supply port is located between a downstream end of the passage forming member and an inner peripheral edge of the discharge port. a casing having a discharge port; and an extrusion mechanism that extrudes air in an air passage inside the casing such that the air is discharged, in a vortex ring shape, from the discharge port; the vortex ring generation device further comprising: a component supply port surrounding the air passage, and through which a discharge component is supplied into air, wherein a total circumferential length L 1 of the component supply port is 1/2 or more of a total circumferential length L2 of the discharge port, the component supply port is located in an inner peripheral surface of the air passage, and a cylindrical passage forming member forming at least a part of the air passage is provided inside the casing, characterized in that: the air passage includes a throttle passage whose passage area is smaller downstream, and the component supply port is located downstream of the throttle passage, and a total opening area of the component supply port is larger than a total area of a blocking surface that is circumferentially adjacent to the component supply port in the inner peripheral surface of the air passage, and the component supply port is located between a downstream end of the passage forming member and an inner peripheral edge of the discharge port. a component supply port surrounding the air passage, and through which a discharge component is supplied into air, wherein a total circumferential length L 1 of the component supply port is 1/2 or more of a total circumferential length L2 of the discharge port, the component supply port is located in an inner peripheral surface of the air passage, and a cylindrical passage forming member forming at least a part of the air passage is provided inside the casing, characterized in that: the air passage includes a throttle passage whose passage area is smaller downstream, and the component supply port is located downstream of the throttle passage, and a total opening area of the component supply port is larger than a total area of a blocking surface that is circumferentially adjacent to the component supply port in the inner peripheral surface of the air passage, and the component supply port is located between a downstream end of the passage forming member and an inner peripheral edge of the discharge port. the air passage includes a throttle passage whose passage area is smaller downstream, and the component supply port is located downstream of the throttle passage, and a total opening area of the component supply port is larger than a total area of a blocking surface that is circumferentially adjacent to the component supply port in the inner peripheral surface of the air passage, and the component supply port is located between a downstream end of the passage forming member and an inner peripheral edge of the discharge port.