Protests have erupted in a dozen cities over the past two weeks, damaging Japanese diplomatic buildings and private businesses. Such public displays of political sentiment are typically tightly policed in this authoritarian country and require official approval and perhaps organizational help. But judging by comments from a variety of Chinese, the mostly college-age marchers represented widespread resentment against Japan more than half a century after the end of World War II.
See also “Why Japan And China Are Squaring Off” from Business Week.