The purpose of this study was to provide the basic information for the development of nursing brassieres which were suitable for the breast shape and the convenience of nursing mothers breastfeeding in Korea. In order to find out the problems about design and production planning of nursing brassiere, chief designers of manufacturing and importing companies were questioned. 105 nursing mothers were also questioned to find out the problems about wearing nursing brassieres. The results were as follows: 1. The specific market of the nursing brassieres should be created. 2. The size intervals of the cup and under-bust girth should be shorter. 3. The variety of suitable fasteners for nursing should be developed to provide comfort and convenience for nursing. 4. The variable designs should be developed to satisfy nursing mother`s aesthetic desire and the functional aspect of nursing brace.