Research on the walking marriage culture of Moso can be earliest traced back to the early 20th century, when some scholars described this customs in their books; while more in-depth study started in the research reports and monographs of some ethnologists who made several surveys of Moso culture from 1950s to 1980s. After the distortions and stagnation of researches during the "Cultural Revolution", it was gradually diversified and subdivided. Since the 20th century, the academia's research on walking marriages culture and the results obtained can be displayed from the aspects of marriage form, origin, form and nature, the rationality of the system, changes and causes.