According to the longitudinal investigations of activities of both domestic and international visitors to GangNeung city, the most preferred activities relate to marine tourism which include “swimming”, “viewing coastal scenery”, and “purchasing and/or tasting sea food". Noticeably, recent studies show that tourists to GangNeung city are very likely to participate in coffee experience activities such as "Roasting”, “Tasting”, “Visiting Souvenir Store”, “coffee growing and processing” and so on. It`s no secret that GangNeung is famous for its coffee. Coffee bean has placed an important social, economic and even political role in GangNeung city, and its influence is persistent even today. GangNeung coffee tours are packed with marine culture and history, and include visits to the coffee fields, roasters, and cafes. Take one of these tours and you`re guaranteed to learn the ins and outs of coffee production, as well as to enjoy one of the world`s freshest cups of coffee. This study had two large purposes. (1) Identify the significance of coffee tours for marine tourism in GangNeung city (2) Provide implications and substantial information (from a macro perspective) for building coffee tours in order to support GanagNeung city`s marine tourism. To achieve these objectives, the study reviewed both academic literatures and commissioned reports, analyzed 1,087 questionnaires on coffee tours through empirical study and investigated tourists to GangNeung city by conducting face-to-face interviews with the convenient sampling. In order to activate and foster marine tourism using coffee tour in GangNeung city, the following key points will be preceded by: (1) Coexistence of marine tourism industry and coffee tours; (2) Reinforcement of the coffee environmental carrying capacity assessment; (3) Execution of sea projects using “GangNeung coffee tour” contents; and (4) Deployment of the “GangNeung coffee tour” campaign.