The purpose of this study is to investigate the fitness and its problems related in clothing fitness and to get basic data to develop fit ready-to-wear garment, total 352 subjects were surveyed during the period of November, 1998. The major results of this study were as follows ; 1. Both men and women felt fitter in upper clothes than lower clothes. As compared with women, men became more aware of proper fit except coat. 2. Men had lest fitting problems in blouse and shirts while women in coat. Also, the clothes stated which had most fitting problems were trousers by men and women. 3. A variety of fitting problems in ready-to wear garments were identified including sleeve length, skirt length, and pants length. 4. The most frequent alterations were shortening or lengthen of skirt and pants.