There are also Atrocities to next level committed by Japanese during world war 2 like:

The Rape of Nanking (1937), also known as the Nanjing Massacre

The Bangka Island Massacre (1942): Slaughter of Australian Army Nurses

The Bataan Death March (1942)

The Sandakan Death March (1945)

Murder and cannibalism on the Kokoda Track (1942)

Conscripting women for sexual slavery in Japanese Army brothels (1937-1945)

Mutilation and murder of Dutch civilians in Borneo

Murder and cannibalism - captured American pilots

and also:

Murder of American pilots and aircrew at Midway (1942)

The bombing of the hospital ship Manunda (1942)

The sinking of the hospital ship Centaur (1943)

Extermination of survivors of merchant vessels sunk by the Japanese (1943-45)