Public diplomacy enables private citizens to be involved in international relations either through initiatives sponsored by governments or through direct people-to-people contacts in areas such as culture, business, education, tourism and sport. Public Diplomacy in Ireland and Japan traces the evolution of this growing branch of diplomacy and examines the role it has played in the foreign policies of Ireland and Japan, and in their bilateral relationship. It concludes that public diplomacy has contributed significantly to strengthening the links between the two countries.