Japan : China and Japan have ` ` agreed to disagree '' over the dispute since the 1970s . New protests in China came on a painful anniversary . Two Japanese planes made a brief landing on one of the disputed islands . Japanese airlines have suspended operations in China because of this .
NEW : China and Japan have `` agreed to disagree '' over the islands since the 1970s . New protests in China come on a painful anniversary . Two Japanese men make a brief landing on one of the disputed islands . Japanese companies have suspended operations in China because of unrest .