This study is aimed at clarifying recent exhibition activity in art museum planning in Japan, by analyzing the composition of various exhibition types in term of quantity and quality. The exhibition types are categorized into 3types depending upon the manner in which space is managed. The characteristics of these types are influenced by the factors such as period of holding, the frequency of exhibitions and the organizational setup demanded by each type of exhibition. Other aspects, not entirely architectural in nature, affect the above factors depending upon various circumstances wherein the museum is situated and the kind of materials to be exhibited.