Top Page > Japan's Wartime and Postwar Periods Recorded > Chronological Table (Organaization change list)

• Organaization change list
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Search by Organization Chart (Organization change list: Asia-Pacific War Period 1)

Important matter : "行政簡素化実施要領" (From June 1942)

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(Notice: The organization change list does not either include all the ministries or stand for the chain of command structure in each ministry. This chart presents the ministries, departments and sections concerned with the theme of the web exhibition.)

• Sino-Japanese War
  Period
  (From 1937 to 1939)
• Asia-Pacific War
  Period 1
  (From 1940 to 1942)
• Asia-Pacific War
  Period 2
  (From 1943 to 1944)
• End of the War
  Period
  (15th August 1945)
• Post War Period 1
  (From 15th August 1945
  to 1946)
• Post War Period 2
  
  (From 1947)

• Supreme Decision Making Authority
  • Imperial Conference
  • Privy Council
  • Liaison Conference of Imperial Headquarters and Government

• Governmental Organization
  • Cabinet
    • Prime Minister
      • National Mobilization Council
      • Committee for National Mobilization Management3rd March 1941 abolished
      • Head Office of National Spiritual MobilizationOctober 1940 dissolved, transfer to Imperial Rule Assistance Association
      • Total War Research Institute
      • Technical Institution
      • Committee for Control of Transportation
      • Manchurian Affairs Bureau1st November 1942 abolished, transfer to Ministry of the Greater East Asia
      • Board of Asia Development1st November 1942 abolished, transfer to Ministry of the Greater East Asia
    • Cabinet Secretary
    • Cabinet Planning Board
    • Cabinet Intelligence Bureau
    • Japan-Manchukuo-China Economic Development Council21st February 1942? Abolished, transfer to Greater East Asia Construction Council
    • Greater East Asia Construction Council
  • Ministry of Home Affairs
    • Minister of Home Affairs
    • Minister's Secretariat, Ministry of Home Affairs
    • Bureau of Police and Public Security
    • Bureau of Local Administration
    • Planning BureauSeptember 1941 abolished, transfer to National Land Bureau, Air Defense Bureau
    • Air Defense Bureau
    • National Land Bureau
    • Administrative Bureau
    • Bureau of Shrine Affairs9th November 1940 abolished, transfer to Shinto Affairs Board
    • Shinto Affairs Board
  • Ministry of Commerce and Industries1st November 1943 abolished
    • Minister of Commerce and Industries
    • Minister's Secretariat, Ministry of Commerce and Industries
    • Special Office, Ministry of Commerce and Industries23rd August 1941 suspended
    • Department for Industrial PromotionJune 1942 abolished, transfer to Corporation Bureau
    • Engineering Bureau
    • Chemistry Bureau
    • Iron and Steel Bureau1st November 1942 abolished, transfer to Metals Bureau
    • Mineral Products Bureau1st November 1942 abolished, transfer to Metals Bureau
    • Metals Bureau
    • Fuel Bureau
    • General Affairs Bureau
    • Corporation Bureau
    • Patent Bureau1st April 1942 abolished, transfer to Technical Institution
    • Trade Bureau1st November 1942 abolished, transfer to Trade Bureau
    • Trade Bureau1st November 1943 abolished, transfer to Ministry of the Greater East Asia
    • Supervision Bureau13th December 1941 abolished, transfer to Supervision Bureau, Ministry of Finance
    • Commodity Prices Bureau1st November 1943 abolished, transfer to Ministry of Agriculture and Commerce
    • Textile Bureau1st November 1943 abolished, transfer to Ministry of Agriculture and Commerce
  • Ministry of Agriculture and Forestry1st November 1943 abolished, transfer to Ministry of Agriculture and Commerce
    • Minister of Agriculture and Forestry
    • Minister's Secretariat, Ministry of Agriculture and Forestry
    • Agricultural Affairs BureauJanuary 1941 abolished, transfer to Agricultural Policy Bureau
    • Agricultural Policy Bureau
    • Materials Department
    • Silk Industry Bureau1st November 1943 abolished
    • Rice and Grain Management Bureau21st January 1941 abolished, transfer to Food Control Bureau
    • Food Control Bureau
    • Foodstuff Bureau1st November 1943 abolished
    • Livestock Industry Bureau21st January 1941 abolished
    • Fisheries Bureau
    • Materials Department1st November 1942 abolished
    • Forestry Bureau
    • Horse Administration Bureau
    • Economic Recovery Department21st January 1941 abolished
    • Interim Department for Rural Policy21st January 1941 abolished
  • Ministry of Finance
    • Minister of Finance
    • Minister's Secretariat, Ministry of Finance
    • General Affairs Bureau
    • Budget Bureau
    • Taxation Bureau
    • Financial Bureau
    • National Property Department
    • Supervision Bureau
    • Fund Office, Deposit Department
    • Banking Bureau
    • National Savings Promotion Bureau
    • National Savings Bureau
    • Foreign Exchange Control Department
    • Foreign Exchange BureauNovember 1942 abolished, transfer to Japanese Overseas Capital Bureau
    • Japanese Overseas Capital Bureau
    • Mint Bureau
    • Monopoly Bureau
  • Army Ministry
    • Minister of the Army
    • Minister's Secretariat, Army Ministry
    • Military Affairs Bureau
    • Military Administration Bureau
    • Military Maintenance Bureau
    • Accounting Bureau
    • Ordnance BureauOctober 1942 abolished, transfer to Ordnance Administrative Headquarters
    • Army Technical HeadquartersOctober 1942 abolished, transfer to Ordnance Administrative Headquarters
    • Ordnance Administrative Headquarters
    • Army Aviation Headquarters
  • Navy Ministry
    • Minister of the Navy
    • Minister's Secretariat, Navy Ministry
    • Military Affairs Bureau
    • Munitions Bureau
    • Preparation Bureau
    • Accounting Bureau
    • Construction Bureau1st August 1941 abolished, transfer to Naval Facilities Headquarters
    • Naval Technical Department
    • Naval Facilities Headquarters
    • Naval Aviation Headquarters
    • Naval Aviation Engineering Department
    • Naval Arsenal
    • Southern Political Affairs Department, Navy Ministry
  • Ministry of Postal and Telecommunications1st November 1943 abolished, transfer to Ministry of Transportation and Communications
    • Minister of Postal and Telecommunications
    • Minister's Secretariat, Ministry of Postal and Telecommunications
    • Electric Power Agency1st November 1942 abolished, transfer to Electricity Bureau
    • Electricity Bureau1st November 1943 abolished, transfer to Electric Power Bureau, Ministry of Munitions
    • Postal Affairs Bureau1st November 1943 abolished, transfer to Management Bureau, Communication Board, Ministry of Transportation and Communications
    • Telegraph and Telephone Bureau1st November 1943 abolished, transfer to Management Bureau, Communication Board, Ministry of Transportation and Communications
    • Engineering Bureau1st November 1943 abolished, transfer to Engineering Bureau, Communication Board, Ministry of Transportation and Communications
    • Postal Savings Bureau1st November 1943 abolished, transfer to Postal Savings and Life Insurance Bureau, Ministry of Transportation and Communications
    • Accounting Bureau1st November 1942 abolished, transfer to General Affairs Bureau
    • General Affairs Bureau1st November 1943 abolished, transfer to Communication Board
    • Postal Life Insurance Bureau1st November 1942 returned from Insurance Board, Ministry of Welfare
    • Bureau of Aviation1st November 1943 transfer to Bureau of Aviation, Ministry of Transportation and Communications
    • Vessel BureauDecember 1941 abolished, transfer to Maritime Affairs Agency
    • Lighthouse BureauDecember 1941 abolished, transfer to Maritime Affairs Agency
    • Maritime Affairs Agency1st November 1943 transfer to Marine Transport General Bureau, Ministry of Transportation and Communications
  • Ministry of Railways1st November 1943 abolished, transfer to Ministry of Transportation and Communications
    • Minister of Railways
    • Minister's Secretariat, Ministry of Railways
    • Accounting BureauNovember 1942 abolished
    • General Affairs Bureau
    • Inspector BureauNovember 1942 abolished, transfer to Supervision Bureau
    • Supervision Bureau
    • Transport BureauNovember 1942 abolished, transfer to Management Bureau
    • Management Bureau
    • Construction BureauNovember 1942 abolished, transfer to Facilities Bureau
    • Engineering BureauNovember 1942 abolished, transfer to Facilities Bureau
    • Engineering BureauNovember 1942 abolished, transfer to Facilities Bureau, Materials Bureau
    • Electricity BureauNovember 1942 abolished, transfer to Facilities Bureau
    • Facilities Bureau
    • Supplies BureauNovember 1942 abolished, transfer to Materials Bureau
    • Materials Bureau
    • Personnel Bureau
    • International Tourist BureauNovember 1942 abolished
  • Ministry of Foreign Affairs
    • Minister of Foreign Affairs
    • Minister's Secretariat, Ministry of Foreign Affairs
    • Research DepartmentNovember 1942 abolished, transfer to Research Bureau
    • Research Bureau
    • Asian and European BureauNovember 1942 abolished, transfer to Political Affairs Bureau
    • American BureauNovember 1942 abolished, transfer to Political Affairs Bureau
    • Political Affairs Bureau
    • International Trade Bureau
    • Treaties and Conventions Bureau
    • Cultural Affairs Department1940 abolished
    • East Asian Bureau1st November 1942 abolished, transfer to Ministry of the Greater East Asia
    • South Seas Bureau1st November 1942 abolished, transfer to Ministry of the Greater East Asia
  • Ministry of Colonial AffairsNovember 1942 abolished
    • Minister of Colonial Affairs
    • Minister's Secretariat, Ministry of Colonial Affairs
    • Korea Affairs DepartmentNovember 1942 abolished, transfer to Administrative Bureau, Ministry of Home Affairs
    • Administrative BureauNovember 1942 abolished, transfer to Administrative Bureau, Ministry of Home Affairs
    • Productivity BureauNovember 1942 abolished, transfer to Administrative Bureau of Ministry of Home Affairs, Southern Affairs Secretariat of Ministry of the Greater East Asia
    • Colonial Affairs Bureau12th November 1940 abolished, transfer to Northern Development Bureau, Southern Development Bureau
    • Northern Development BureauNovember 1942 abolished, transfer to Manchurian Affairs Secretariat, Ministry of the Greater East Asia
    • Southern Development BureauNovember 1942 abolished, transfer to Southern Affairs Secretariat, Ministry of the Greater East Asia
  • Ministry of the Greater East Asia
    • Minister of the Greater East Asia
    • Minister's Secretariat, Ministry of the Greater East Asia
    • General Affairs Bureau
    • Trade Bureau
    • Southern Affairs Secretariat
    • Manchurian Affairs Secretariat
    • China Affairs Secretariat
  • Ministry of Welfare
    • Minister of Welfare
    • Minister's Secretariat, Ministry of Welfare
    • Hygiene Bureau
    • Prevention Section1st November 1942 abolished, transfer to Hygiene Bureau
    • Social Bureau1st August 1941 abolished
    • Labor Affairs Bureau1st November 1942 abolished, transfer to Service Bureau
    • Service Bureau
    • Physical Fitness Bureau1st August 1941 abolished
    • National Health Bureau
    • Military Relief Board
    • Insurance Board1st November 1942 abolished
  • Ministry of Education
    • Minister of Education
    • Minister's Secretariat, Ministry of Education
    • Physical Education Bureau
    • Religious Beliefs Bureau1st November 1942 abolished, transfer to Indoctrination Bureau
    • Indoctrination Bureau1943 abolished, transfer to Patriotic Education Bureau
    • Patriotic Education Bureau

• Specially Designated Bank
  • Bank of Japan
  • Industrial Bank of Japan

• Specially Designated Corporation
  • Wartime Financial Corporation
  • Southeast Asia Development Bank

• Organizations or Committees
  • Imperial Rule Assistance Association
  • Council for the Control of the Key Industries
  • The Association for Industrial Control
  • Financial Controlling Organizations
  • Administrative Committee for Shipping Operations

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