Why are Chinese, South Korean films on war crimes in WW2 stirring controversy in Japan?

Imperial Japan is known to have committed several war crimes in China and South Korea during the Second World War. The films shed light on this wartime brutality, including live human testing

Why are Chinese, South Korean films on war crimes in WW2 stirring controversy in Japan?
Imperial Japan is known to have committed several war crimes in China and South Korea during the Second World War. The films shed light on this wartime brutality, including live human testing