Particularly for Japan, which is riding over the Pacific Plate at an Angle, such that as the Pacific Plate pushes under Japan toward the northwest, the land will move to the southeast.

This paper also analyze the land assets market from the angle of supply and demand, and the method of balancing the supply and demand through the application of "Game Theory".

Urban land resources, with obvious assets characteristic, is an economic resources, we should research the optimality use of urban land from the Angle of economics.