A brassiere comprising a front part which covers right and left breasts of a wearer, a pair of left and right shoulder straps which are connected to an upper part of the front part , and a pair of wing parts arranged on the left and right of the front part , wherein the front part comprises a pair of inner cup parts arranged on the wearer side, and a front cup part arranged outside the inner cup parts , and the front part comprises a reinforced part having a predetermined width, characterized in that the ratio (S2/S1) of elongational stress (S2) of the reinforced part of the front part to elongational stress (S1) of a non-reinforced part of the front part is 1.2/1 to 700/1, wherein the reinforced part is arranged in the front cup part at least above a midpoint of a line segment connecting a midpoint of an upper edge of the front cup part and a midpoint of a lower edge of the front cup part , and the reinforced part occupies at least 10% of an area of an upper part of the front cup part , and wherein the inner cup part and the front cup part are connected on the side edges (edge QI to P4 and edge P4 to P5) and the lower edge (P5 to P6 to P6' to P5') via a connecting part comprising a first connecting part and a second connecting part formed from a fabric separate from the inner cup part and the front cup part , and junctions (Q1, Q1') between the front cup part and the inner cup parts are present in at least 0 to 50% of positions on curves K and K', which are curves connecting the connection positions (P1, P1') of the left and right shoulder straps with the front part and upper points of the connection positions (P4, P4') of the front part with the left and right wing parts , respectively, from the connection positions (P1, P1') toward upper points of the connection positions (P4, P4'). the front part comprises a pair of inner cup parts arranged on the wearer side, and a front cup part arranged outside the inner cup parts , and the front part comprises a reinforced part having a predetermined width, characterized in that the ratio (S2/S1) of elongational stress (S2) of the reinforced part of the front part to elongational stress (S1) of a non-reinforced part of the front part is 1.2/1 to 700/1, wherein the reinforced part is arranged in the front cup part at least above a midpoint of a line segment connecting a midpoint of an upper edge of the front cup part and a midpoint of a lower edge of the front cup part , and the reinforced part occupies at least 10% of an area of an upper part of the front cup part , and wherein the inner cup part and the front cup part are connected on the side edges (edge QI to P4 and edge P4 to P5) and the lower edge (P5 to P6 to P6' to P5') via a connecting part comprising a first connecting part and a second connecting part formed from a fabric separate from the inner cup part and the front cup part , and junctions (Q1, Q1') between the front cup part and the inner cup parts are present in at least 0 to 50% of positions on curves K and K', which are curves connecting the connection positions (P1, P1') of the left and right shoulder straps with the front part and upper points of the connection positions (P4, P4') of the front part with the left and right wing parts , respectively, from the connection positions (P1, P1') toward upper points of the connection positions (P4, P4'). <EOS>