The Asia-Pacific region has been enjoying fast growing economy. As President Barack Obama's and "pivot to Asia and " strategy indicates, this region is an engine for the world economic growth. However, the Asia-Pacific has also been an unstable region suffering from many sources of conflicts such as disputes on Senkaku Diaoyu Islands, the unsettled Exclusive Economic Zone (EEZ) borders, and many others. Do we need a hegemonic power to stabilize this region? What can we do to deal with the emergence of China? How can we understand anti-Japanese feelings? Is there any way to deal with the problem on Senkaku Diaoyu Islands? How can we analyze nuclear crisis on the Korean peninsula? Can the European Union make any contribution to stabilizing the Asia-Pacific region? Those are some of the concrete questions this book tackles with in order to find ways and means to establish a more amicable Asia-Pacific region.