side structure for automobile body

A side structure (62) for an automobile body having an A-pillar (63) having a first portion (63a) having a closed cross section and which is connected to a lateral upright (66) extending upwards, and a second portion (63b) having a closed cross section and which is continuous with the first portion (63a) and extends along a slope of the same, and a part (65) side roof beam having a closed and which is continuous with the a-pillar (63) and is connected to a B (64) pillar, characterized in that a part (70, 70-1, 70-2) side reinforcing section having a cross section transverse closed and has a shape that is curved three-dimensionally and which is constituted by a single piece in the axial direction which has undergone high frequency quenching is disposed so that extends at least within the second part (63b) inside the part (65) of lateral beam ceiling Qued ar located on the back of the B-pillar connection (64).