“diorama table “ is an interactive table installation. People place physical objects on the table and projected elements such as trains, cars, houses, and trees appear and are interacted with physical objects. Categories and Subject Descriptors F.2.2 [Theory of Computation]; Analysis of Algorithms and Problem, Complexity, Nonumerical Algorithms and Problems Pattern Matching, J.5. [Computer Applications]; Arts and Humanities -Fine Arts General Terms Design, Algorithms, Experimentation Keywords Interaction with daily objects, natural interface, image recognition