[1] This detailed treatment of the incident was a meaningful, in-depth response to revisionist accounts of Imperial Japanese action in China.

Hora's Nankin Jiken appeared amidst controversy in regards to the Nanjing Massacre scholarship of Honda Katsuichi, whose Chugoku no tabi ("Travels in China") recorded Chinese eyewitness accounts of Japanese wartime atrocities.

[2] Hora's Nankin Jiken then appeared, which bolstered Honda's interview-based research with a documentary record, answering various attempts to undercut the Nanjing Massacre in Japanese historiography.

[2] Throughout the 1970s, Hora continued his struggle against revisionist works, publishing a number of scholarly monographs and documents on the events of the war.

[3] The organization's stated goal was the advancement of historical consciousness in Japan, in order to construct a "fortress for peace".