The systematic research of illegal possession purpose which is inorder to clarify the confusion, eliminate the bifurcation, and deep the research is important to both theory and practice.
In Germany and Japan, there are three theories about the definition of the purposes of illegal possession: right-holder exclusion theory, punishment theory and compromise theory.
How to understand and determine the intent of illegal possession in the crime of contractual fraud, therefore, is an important topic for criminal law theory and in practical sector.