Content summary:September 1, 1923，7 events occurred in the Kanto region of Japan.Strong earthquake of magnitude 9，The tragic situation shocked the world。At a time when all walks of life in China are actively launching donations for disaster relief in Japan，The Japanese military and civilians took advantage of the chaos after the earthquake，Crucially murdered more than 700 unarmed bet365 Play online games in Japan。After the tragedy，The government of the Republic of China is under pressure from domestic public opinion，Sending commissioners to Japan to investigate，But because the Japanese government promotes the destruction of evidence、A complete concealment strategy to suppress reports，This major diplomatic event was lost in the long river of history。This article summarizes the arduous journey of far-sighted people from China and Japan in pursuing the truth of the incident，Compile the historical data excavation status and research context of bet365 Play online games and Japanese scholars，Hope to inspire others，Causing more scholars to deepen their research on this incident。

　　Author:Zheng Lejing，Ph.D. in Human and Environmental Studies, Kyoto University, Japan，Oujiang Distinguished Professor of Wenzhou University，Associate Professor, Department of Japanese, School of Foreign Languages, Wenzhou University，Visiting scholar at Hosei University, Japan。Research field is historical sociology、Research on the history of overseas Chinese in Japan and international migration，Main works include "Research on Social Changes of bet365 Play online games Wenzhou, Japan" (Science Press，2015），"Wenzhou People in Japan—An Oral History of bet365 Play online games Wenzhou" (Zhejiang University Press，2017) etc.，Presided over many research projects including the National Social Science Fund。Email：teirakusei@hotmail.com