Scenic Jeju island is one of South Korea's best places for public diplomacy. It has natural beauty and a story to tell. If President Moon Jae-in has to visit Jeju Island for public diplomacy, the best timing could be one for the annual Jeju Forum and the other for the Jeju 4.3 Uprising memorial service. [...] Holding international conferences is a common way to promote public diplomacy. It's no wonder then that international conferences are often held in scenic places, such as Jeju. Jeju Island is a Korean version of Hawaii or Hainan or Okinawa.