In addition, Japan also maintained Consular Police attached to the Japanese consulates and branch consulates in major cities as Harbin, Tsitsihar, and Manchowli as well as in the Chientao District in which lived large numbers of ethnic Koreans.
In addition to its other measures, Japan also maintained police forces affiliated with its consulates and sub-consulates in key urban centers like Harbin, Tsitsihar, and Manchowli, and in the Chientao District, which was home to a significant Korean population.