Interior design, evolved from interior decoration of the 20th century, is one of environmental designs which contribute to the overall well-being of human life-physically, psychologi-cally, and emotionally. Moreover, it is also a complex and multi-faceted profession that requires a strong understanding of not only human behaviors and the impact of the designed environment on them, but also of changing technologies and their potential effects. Furthermore, design is a participatory process which requires the application of research, and theoretical knowledge to resolve issues addressing the society. Indeed, there has been various kinds of researches in the interior design field that came about. Through scrutinization of master's theses and doctoral dissertations, this study intends us to grasp the current trend of interior design researches. Theses and dissertations related to interior design and architecture were and sources for this study. The subject of the analysis for this study was limited to the 560 titles of such like these, published from 1970 to 1996 by gradute schools related to interior design or architecture. The results were as follows : Since the '80s, there had been active researches on the interior design field. The subject space had extensively been expanded in its area, especially in the case of commercial environment. The content of those researches had focused on space design with the intention of applying the results to hypothetical one.
