A collection of artifacts and historical materials documenting the crimes of the Japanese invaders during their aggression against China has been added to the collection of the Memorial Hall of the Victims of the Nanjing Massacre by Japanese Invaders.

The memorial hall held a donation ceremony for these historical materials on December 5. A total of 13 items (sets) were made public, including letters written by Japanese soldiers, photographs taken after the Japanese occupation of Nanjing, archives of military doctors who died in the defense of Nanjing, a photo album of the Japanese "Hanami Unit," and publications in English and French.