China civil law which is based on the German BGB says if part of a private property is accessible and used over a long time by the public without objection of the property owner (e.g. a public hiking path crossing the forest on private land), the property owner forfeits the right to restrict access to that area (German: "Gewohnheitsrecht" ) . Them Chicomms didn't give a rats butt about blue water and the Senkakus for more than half a century. Even if that area was theirs, according to their own law, it's gone. Dumb Chicomms