A rotating electrical machine, comprising: a rotor core having a permanent magnet placed therein; a stator core placed so as to face the rotor core in a radial direction and having a plurality of slots; a first concentric coil, a second concentric coil, a third concentric coil, and a fourth concentric coil which are of the same phase, connected in parallel with each other, formed by concentrically winding a rectangular wire and placed in the slots of the stator core, and each of the first concentric coil, the second concentric coil, the third concentric coil, and the fourth concentric coil comprises a one-side concentric coil (41a, 42a, 43a, 44a) and an other-side concentric coil (41b, 42b, 43b, 44b), wherein the one-side concentric coil (41a, 42a, 43a, 44a) has a coil center that is located at a position shifted to a first direction in a circumferential direction with respect to the center of a magnetic pole being a line segment extending in an axial direction and passing through the middle in the circumferential direction between the coil center of the one-side concentric coil and the coil center of its adjacent other-side concentric coil both of which are of the same phase and are located next to each other in the circumferential direction, and wherein the other-side concentric coil (41b, 42b, 43b, 44b) has a coil center that is located at a position shifted to a second direction opposite to the first direction in the circumferential direction with respect to the center of a magnetic pole being a line segment extending in the axial direction and passing through the middle in the circumferential direction between the coil center of the other-side concentric coil and its adjacent one-side concentric coil both of which are of the same phase and are located next to each other in the circumferential direction, and each of the first, second, third and fourth concentric coils (41, 42, 43, 44) further comprises a first connection portion (41c, 42c, 43c, 44c) connecting the one-side concentric coil (41a, 42a, 43a, 44a) and the other-side concentric coil (41b, 42b, 43b, 44b), wherein of a first magnetic pole, a second magnetic pole, and a third magnetic pole which are three adjacent magnetic poles of the same phase, the coil center of the one-side concentric coil is located at the position shifted to the first direction in the circumferential direction with respect to the center of the first magnetic pole, the coil center of the other-side concentric coil is located at the position shifted to the second direction in the circumferential direction with respect to the center of the third magnetic pole, and a connection center of the first connection portion is located on the center of the second magnetic pole. a rotor core having a permanent magnet placed therein; a stator core placed so as to face the rotor core in a radial direction and having a plurality of slots; a first concentric coil, a second concentric coil, a third concentric coil, and a fourth concentric coil which are of the same phase, connected in parallel with each other, formed by concentrically winding a rectangular wire and placed in the slots of the stator core, and each of the first concentric coil, the second concentric coil, the third concentric coil, and the fourth concentric coil comprises a one-side concentric coil (41a, 42a, 43a, 44a) and an other-side concentric coil (41b, 42b, 43b, 44b), wherein the one-side concentric coil (41a, 42a, 43a, 44a) has a coil center that is located at a position shifted to a first direction in a circumferential direction with respect to the center of a magnetic pole being a line segment extending in an axial direction and passing through the middle in the circumferential direction between the coil center of the one-side concentric coil and the coil center of its adjacent other-side concentric coil both of which are of the same phase and are located next to each other in the circumferential direction, and wherein the other-side concentric coil (41b, 42b, 43b, 44b) has a coil center that is located at a position shifted to a second direction opposite to the first direction in the circumferential direction with respect to the center of a magnetic pole being a line segment extending in the axial direction and passing through the middle in the circumferential direction between the coil center of the other-side concentric coil and its adjacent one-side concentric coil both of which are of the same phase and are located next to each other in the circumferential direction, and each of the first, second, third and fourth concentric coils (41, 42, 43, 44) further comprises a first connection portion (41c, 42c, 43c, 44c) connecting the one-side concentric coil (41a, 42a, 43a, 44a) and the other-side concentric coil (41b, 42b, 43b, 44b), wherein of a first magnetic pole, a second magnetic pole, and a third magnetic pole which are three adjacent magnetic poles of the same phase, the coil center of the one-side concentric coil is located at the position shifted to the first direction in the circumferential direction with respect to the center of the first magnetic pole, the coil center of the other-side concentric coil is located at the position shifted to the second direction in the circumferential direction with respect to the center of the third magnetic pole, and a connection center of the first connection portion is located on the center of the second magnetic pole.