A terminal connector comprising: a crimping portion that is crimped onto a conductor exposed at an end of an electric wire so as to surround the exposed conductor, wherein in a state before the crimping portion is crimped onto the electric wire, a plurality of recesses are arranged on a surface of the crimping portion where the electric wire is provided, so as to be aligned along a first direction with a distance therebetween, the first direction crossing to an extending direction in which the electric wire that is crimped onto the crimping portion is extended, and the plurality of recesses are arranged to be aligned along a second direction with a distance therebetween, the second direction crossing to the extending direction and being different from the first direction, and rims (19, 20) of an opening of each recess form a parallelogram and comprise two first opening rims parallel to the first direction and two second opening rims parallel to the second direction, and the first opening rims of each of the recesses that are arranged in the first direction are arranged on a straight line along the first direction and the second opening rims of each of the recesses that are arranged in the second direction are arranged on a straight line along the second direction, wherein in a state in that the crimping portion is crimped onto the electric wire, the first opening rims have an end side opening rim that is positioned closer to an end side of the electric wire, and in a state before the crimping portion is crimped onto the electric wire, a length of the end side opening rim is set to be a distance between the end side opening rims of two recesses that are aligned along the first direction or more, and characterised in that the end side opening rim of one of the plurality of recesses overlaps with the end side opening rims of the plurality of recesses in the extending direction, the plurality of recesses being arranged adjacent to the one recess in the extending direction and aligned in the second direction; and wherein the end side opening rim of one recess of the recesses overlaps with the end side opening rims of another plurality of recesses of the recesses in the extending direction, and the another plurality of recesses are arranged adjacent to the one recess in the extending direction and aligned along the first direction. a crimping portion that is crimped onto a conductor exposed at an end of an electric wire so as to surround the exposed conductor, wherein in a state before the crimping portion is crimped onto the electric wire, a plurality of recesses are arranged on a surface of the crimping portion where the electric wire is provided, so as to be aligned along a first direction with a distance therebetween, the first direction crossing to an extending direction in which the electric wire that is crimped onto the crimping portion is extended, and the plurality of recesses are arranged to be aligned along a second direction with a distance therebetween, the second direction crossing to the extending direction and being different from the first direction, and rims (19, 20) of an opening of each recess form a parallelogram and comprise two first opening rims parallel to the first direction and two second opening rims parallel to the second direction, and the first opening rims of each of the recesses that are arranged in the first direction are arranged on a straight line along the first direction and the second opening rims of each of the recesses that are arranged in the second direction are arranged on a straight line along the second direction, wherein in a state in that the crimping portion is crimped onto the electric wire, the first opening rims have an end side opening rim that is positioned closer to an end side of the electric wire, and in a state before the crimping portion is crimped onto the electric wire, a length of the end side opening rim is set to be a distance between the end side opening rims of two recesses that are aligned along the first direction or more, and characterised in that the end side opening rim of one of the plurality of recesses overlaps with the end side opening rims of the plurality of recesses in the extending direction, the plurality of recesses being arranged adjacent to the one recess in the extending direction and aligned in the second direction; and wherein the end side opening rim of one recess of the recesses overlaps with the end side opening rims of another plurality of recesses of the recesses in the extending direction, and the another plurality of recesses are arranged adjacent to the one recess in the extending direction and aligned along the first direction.