By imposing Japanese Colonialism
The Chinese would not find this amusing. There is still deep hate and mistrust in China for the Japanese over this.
The thing is, the Chinese are essentially trying do the same thing.
That Chinese mistrust towards Japan, is why Japanese are our best ally against the Chinese. Then comes a waffling India, where Chinese are doing all they can to alienate them and drive them towards us.
When I was in China in 1991, an old Chinese man who spoke excellent English told me, "The only mistake the Americans made in the war was not using more nuclear bombs on Japan".