C246 Sino-japanese war twenty

I understand that now is not the time for us to be merciful. Why did the Japanese not show us any mercy in the past? During the invasion of China, more than 35 million Chinese died and injured. Ten percent ah, and in the future, they would still arrogantly say, "That's not an invasion, it's to help the development of China! Pah, China will properly use you to help us develop