The bacterium was also referred to a genus of generally as the dysentery bacillus (the word "bacillus referring to a class of Gram-positive, rod shaped bacteria of which Shigella is a member) (17).
The Ejima lab produced the dysentery bacillus, while the Setogawa lab manufactured cholera, The germs produced in the Setogawa lab, for example, were disseminated by the Army in August 1942 in the central district of Japanese-occupied Jiangshan, in wells, 'free' food parcels, fruit and so on.