The relation between Japan and China

China is afraid of The alliance between Japan and U.S.
Now, Japan and U.S. make big friendship.
And the leaders of U.S. attitude toward China is so strong.
China is a lonely heart man.
Also China has many big problem.
Japan knows that.
Japan is going to help China.
China knows that?????
The relation between Japan and U.S. is very important.
And also relation between Japan and China is very important too.