Army Ministry extra-ministerial bureaus, etc.

Upper level hierarchy	Army ＞ Army Ministry extra-ministerial bureaus, etc.
Lower level hierarchy	Military Police Artillery District Army Ordnance Depot Artillery Council Construction Corps District Army Ad Hoc Construction Office/Tokyo Bay Army Ad Hoc Construction Office Army Fortifications Department Army Technical Review Department Army Technical Board Army Explosives Laboratory Army Scientific Research Laboratory Army Clothing Depot Army Provisions Depot Senju Army Clothing Factory Army Transport Department Army Hospital Training Stable Army Equine Hospital Army Remount Department Horse Administration Bureau Army Relief Department Extraordinary Military Investigation Commission Press Section, Army Ministry Army Medical School Army Accounting School Army Arsenal Army Aviation Administrative Board Technical Department, Army Aviation Headquarters Tokorozawa Army Aviation School Shimosizu Army Aviation School Akeno Army Aviation School

Upper level hierarchy

Army ＞ Army Ministry extra-ministerial bureaus, etc.

Lower level hierarchy