IJA regulars replaced the reservists in 1916, and in 1919 Army Order Number Twelve established Headquarters Kwantung Army to control IJA garrison units in Manchuria.

• 1916年日本帝国军正规军取代预备役部队，并于1919年根据第12号军令成立了关东军司令部，管辖日本帝国军驻满洲部队。