Abstract
This is a study on the feature of the architect's discourse about "Group Housing" by the method of text mining. "Group Housing" is composed of two, three or sometimes more buildings. We focus some typical and specific words that appear frequently and partially depending on the housing group, and analyze the relationship between the number size of building and the usage of these words. As a conclusion, the housing which is more than two buildings is described using more frequently by the words responding to the context of site. It defines that "Group Housing" has potentiality for the improvement of urban environment in the case of respective residential renewal.