History has not favored power-sharing on the world’s most populated continent. For millennia, China dominated as East Asia’s greatest force, its culture shaping civilizations across the region. In a more recent era, Japan reigned, boasting the continent’s mightiest economy and military. The interstices between these empires’ rises and falls were often marked by war. Today, as China eclipses Japan, history buffs might fret about conflict again breaking out between old foes. They haven’t factored in bakugai.