This paper examines tourists' perception and management policy on the Unesco world natural heritage in Jeju. To find out the objectives for this study, the 16 attributes were applied. A total of 266 tourists are required to rate the perception attributes. The results indicate that those who were respondents understand UNESCO's potential value and after inscribed on the World Heritage List. First of all, positive attachment of region and preservation mind will be introduced because of this new inscription. Second, negative effects were suggested such as environmental and social disagreement among people. Hypothesis was partially significant at a .01 confidence level. The results of the analyses and management policies are as follows: (1) need aggressive marketing strategy to be better regional value with the brand for Jeju tourism with a variety of conferences, conventions, meetings, and invitation works, (2) need positive and clear an explanation about tourism policy for agreement between residents to be less negative and false information, (3) need considering more additional tourism product with educational and preservative strategy for visitors and residents.