The islands has appeared on Chinese maps since the Ming Dynasty, between 1368 and 1644.
There are records about the islands in a book published during the rule of Yong Le, between 1403 and 1424 in the Ming Dynasty, more than 400 years before Japan claimed discovery of the Diaoyu islands in 1884.
After the Ming Dynasty, the islands were recorded in many historical documents.
On a map published by Japan between 1783 and 1785, marking the boundary of the Ryukyu Kingdom, the Diaoyu islands were shown as belonging to China.
Japan never questioned China's sovereignty over the islands before the Sino-Japanese war of 1894-1895.
all in all, this islands belong to China. We request USA admit and respect the history.