The aim of this research is to develop a research method for discovering the meaning and expression of therapeutic sand scene by reviewing literature. It contains, from the perspective of humanistic sandtray therapy, the core concept and development of humanistic psychotherapy, the development of humanistic sandtray therapy, and epistemology on the research of therapeutic sand scene analysis. Also, this research tries to propose the approach of interpretative phenomenological analysis based on combining artistic knowing with synthetic intuition, and elaborates on the specific steps of this research method.