Celebrating the 68th Anniversary of the Nanjing Massacre, Don’t Forget the National Humiliation and Revitalize China On December 13, 1937, Japanese troops occupied Nanjing. Commander of the Central China Front Matsui Iwane and Commander of the 6th Division Hisao Tani Waiting for the Fascist command to attack my unarmed compatriots. Six weeks of horrific mass murder The Japanese army massacred 28 cases of collective massacres of 190,000 people and 858 cases of sporadic massacres of 150,000 people. There have been 20,000 rapes and gang rapes in the city, and no one, whether young girls or old women, has been spared.