The purpose of this study is to survey women′s poor breast shapes depending on their ages and breast types, and thereupon, analyze the differences and correlations among them, and thereby, provide for some basic data useful to the development of the comfortable brassiere which can serve to correct the poor breast. 1. As a result of categorizing the types of schematic breast sides, "type 1" was characterized by medium lower part, greatest pro trusion of breast itself, volumed upper part and visible breast outside, while "type 2" be characterized by medium lower part, most flatness, poor upper part, smallest outside size and medium outside, and "type 3" was characterized by least poor lower part, medium protrusion of breast, poor upper part, medium outside size , and "type 4" was characterized by poorest lower part, medium protrusion of breast, poor upper part, medium outside size and poorest outside. 2. The breast locations could be categorized depending on brest side types; "type 1" a higher location of breast than the other types, "type 2"had a lower location of breast except for the nipples thant the other types, "type 3" had the lowest location of breast and "type 4" had a comparatively low location of breast but had the highest nipples.