The following were closely involved in the government:
President of Privy Council
Privy Councillors
Supreme Commander-in-Chief of Armed Imperial Forces
He also led the Imperial Supreme War Council conferences and meetings, in some cases a member of the Imperial Family was sent to represent him at such strategic conferences.
Established in 1937
Commander
Japanese Army Strategic Thought Group
Aide to War Minister, IGHQ
Staff officer IGHQ
Operations Bureau's Organization and Mobilization Section, IGHQ
Russian Section of Intelligence Department, IGHQ
Army Inner Liaison (Army Section), Military Affairs Bureau, Army Ministry, IGHQ
Imperial Japanese Army General Staff (Tokyo HQ)
Army Zone Commands
Army Regional Commands
Army Tactical Commands
General Command of Southern Army
Army Tactical Commands
Army High Level Inner Liaison with Army General Staff, IGHQ
Japanese Navy Strategic Thinking Group
Imperial Japanese Navy General Staff (Tokyo HQ)
Navy General Staff of Combined Fleet (Japan, later Truk HQ)
Navy Tactical Commands
Navy-Army General Staff (IGHQ) Liaison Officer
Inspectorate General of Military Training IGHQ
Inspectorate General of Aviation IGHQ
Chief Secretary of Supreme War Council
Supreme War Councilor
Military Councilors
"Imperial Throne Council of War"
President of the Imperial Throne Council of War
Imperial War Councilor
Organization
Army Commanders of Military Prisons and POW Camps in occupied territories
See: Military instructors and trainers of the Empire of Japan