Chronological Table (Organaization change list) | Japan's Wartime and Postwar Periods Recorded

Organaization change list
Chronological timeline

Search by Organization Chart (Organization change list: Post War Period 2)

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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
- Privy Council20th May 1947 abolished

Governmental Organization
- Cabinet
  - Prime Minister
    - War Damage Reconstruction Board1st January 1948 abolished, transfer to Construction Board
    - Committee for Stabilization of Commodity Prices
    - Committee for Control of Transportation
  - Cabinet Secretary
    - Cabinet Investigation Bureau
  - Cabinet Legislation Bureau17th December 1947 abolished, transfer to Legal Affairs Agency
- Prime Minister's Agency1st June 1949 reorganized as Prime Minister's Office
  - Central Liaison Bureau, Prime Minister's Agency
  - Domestic Affairs Bureau6th March 1948 abolished
  - Local Autonomy Section1949 abolished, transfer to Agency for Local Government
  - Committee for National Election Administration1952 abolished
  - Administrative Management Agency1st June 1949 abolished, transfer to Prime Minister's Office
  - Statistics Committee1st June 1949 abolished, transfer to Prime Minister's Office
  - Agency for Local Government1st August 1952 abolished
  - Construction Board
  - Economic Stabilization Board1st August 1952 abolished, transfer to Agency for Economic Investigation and Planning
  - Local Public Finance Committee
  - Foreign Fund Committee
  - Economic Research Agency1st August 1952 abolished, transfer to Administrative Management Agency, Prime Minister's Office
- Prime Minister's Office
  - Special Procurement Board
  - Public Service Committee
  - Agency for Economic Investigation and Planning20th July 1955 abolished, transfer to Economic Planning Agency
- Economic Planning Agency
- Ministry of International Trade and Industry
- Legal Affairs Agency1st June 1949 abolished, transfer to Ministry of Legal Affairs
- Ministry of Legal Affairs
  - Office of the Council for Selling Properties of Resoluted Organizations
  - Temporary Office for Investigating Overseas Asset Issues
- Ministry of Home Affairs31st December 1947 abolished
  - Minister of Home Affairs
  - Minister's Secretariat, Ministry of Home Affairs
  - Bureau of Police and Public Security
  - Bureau of Local Administration
  - National Land Bureau26th December 1947 abolished, transfer to Construction Board
- Ministry of Commerce and Industries24th May 1949 transfer to Ministry of International Trade and Industry
  - Minister of Commerce and Industries
  - Minister's Secretariat, Ministry of Commerce and Industries
  - General Affairs Bureau24th May 1949 abolished, transfer to Ministry of International Trade and Industry
  - Mining Bureau24th May 1949 abolished
  - Coal Agency24th May 1949 abolished
  - Foreign Trade Agency24th May 1949 abolished, transfer to Ministry of International Trade and Industry
  - Electric Power Bureau24th May 1949 abolished
  - Textile Bureau24th May 1949 abolished, transfer to Ministry of International Trade and Industry
  - Patent and Standards BureauAugust 1948 abolished, transfer to Patent Bureau, Agency for Industrial Science and Technology
  - Patent Bureau24th May 1949 abolished
  - Industrial Reconstruction Bureau19th June 1947 abolished, transfer to General Affairs Bureau, Daily Commodities Bureau
  - Reparations Bureau15th July 1948 abolished, transfer to Reparations Department, General Affairs Bureau
  - Chemistry Bureau24th May 1949 abolished, transfer to Ministry of International Trade and Industry
  - Machinery Bureau24th May 1949 abolished, transfer to Ministry of International Trade and Industry
  - Iron and Steel Bureau24th May 1949 abolished, transfer to Ministry of International Trade and Industry
  - Small and Medium Enterprise Agency
  - Agency for Industrial Science and Technology
- Agency for Commodity Prices
- Economic Planning Agency
- Ministry of International Trade and Industry
- Ministry of Agriculture and Forestry
  - Minister of Agriculture and Forestry
  - Minister's Secretariat, Ministry of Agriculture and Forestry
  - General Affairs Bureau1st June 1949 abolished, transfer to Minister's Secretariat, Ministry of Agriculture and Forestry
  - Food Control Bureau1st June 1949 abolished, transfer to Food Agency
  - Food Agency
  - Fisheries Bureau1st July 1948 abolished, transfer to Fisheries Agency
  - Fisheries Agency
  - Forestry Bureau1st April 1947 abolished, transfer to Forestry Bureau
  - Forestry Bureau1st June 1949 abolished, transfer to Forestry Agency
  - Forestry Agency
  - Foodstuff Bureau1st June 1949 abolished, transfer to Food Agency
  - Silk Industry Bureau
  - Agricultural Policy Bureau1st August 1952 abolished
  - Cultivation Bureau1st June 1949 abolished, transfer to Agricultural Land Bureau
  - Agricultural Land Bureau6th December 1972 abolished
  - Livestock Industry Bureau
- Ministry of Finance
  - Minister of Finance
  - Minister's Secretariat, Ministry of Finance
  - Budget Bureau
  - Taxation Bureau
  - Financial Bureau
  - Banking Bureau
  - National Savings Bureau
  - Administration of Property Bureau31st May 1949 abolished，transfer to Financial Bureau
  - Liaison Office
  - Mint Bureau
  - Committee for Liquidating Closed InstitutionsMarch 1952 dissolved
  - Committee for Coordinating Liquidation of Securities1st August 1952 abolished
- Ministry of Postal and Telecommunications1st June 1949 abolished, transfer to Ministry of Posts and Telecommunications, Ministry of Telecommunication
  - Minister of Postal and Telecommunications
  - Minister's Secretariat, Ministry of Postal and Telecommunications
  - General Affairs Bureau
  - Labor Affairs Bureau
  - Postal Affairs Bureau
  - Postal Savings and Life Insurance Bureau22nd April 1947 abolished, transfer to Postal Savings Bureau, Postal Life Insurance Bureau
  - Postal Savings Bureau
  - Postal Life Insurance Bureau
  - Telegraph and Telephone Bureau
  - Engineering Bureau
  - Radio Wave Administration Bureau1st June 1949 abolished, transfer to Radio Wave Administration Agency
  - Materials Bureau
  - Telecommunication Facilities Restoration Department
- Ministry of Posts and Telecommunications
- Ministry of Telecommunication
  - Minister of Telecommunication
  - Minister's Secretariat, Ministry of Telecommunication
  - Radio Wave Administration Agency1st June 1950 abolished
- Ministry of Transport
  - Minister of Transport
  - Minister's Secretariat, Ministry of Transport
  - Marine Transport General BureauMay 1949 abolished
  - Harbor Facilities Bureau
  - Lighthouse Bureau1948 transfer to Japan Coast Guard
  - Japan Coast Guard
  - Land Transport Administration BureauJune 1949 abolished, transfer to Railways Administration Bureau
  - Railways Administration BureauJune 1949 transfer to Japanese National Railways
  - Meteorological Observatory1st July 1956 abolished, transfer to Japan Meteorological Agency
- Ministry of Foreign Affairs
  - Minister of Foreign Affairs
  - Minister's Secretariat, Ministry of Foreign Affairs
  - Liaison Office, Ministry of Foreign Affairs31st January 1948 abolished, transfer to Central Liaison Bureau, Prime Minister's Agency
  - Research Bureau1st December 1951 abolished
  - General Affairs Bureau1st June 1949 abolished, transfer to Political Affairs Bureau
  - Treaties and Conventions Bureau
  - Administrative Bureau1st December 1951 abolished
  - Bureau for Custody of Alien Property1st June 1949 abolished
  - Liaison Bureau1st December 1951 abolished
- Ministry of Welfare
  - Minister of Public Welfare
  - Minister's Secretariat, Ministry of Welfare
  - Medical Bureau1st June 1949 abolished
  - Prevention Bureau1st June 1949 abolished, transfer to Public Hygiene Bureau
  - Public Health Bureau15th July 1948 abolished, renamed to Public Hygiene Bureau
  - Public Hygiene Bureau
  - Pharmaceutical Affairs Bureau
  - Social Bureau
  - Service Bureau7th April 1947 abolished, transfer to Employment Service Bureau
  - Labor Union Supervision Bureau1st September 1947 transfer to Ministry of Labor
  - Employment Service Bureau1st September 1947 transfer to Ministry of Labor
  - Labor Standards Bureau1st September 1947 transfer to Ministry of Labor
  - Insurance Bureau
  - Child Welfare Bureau
- Ministry of Labor
  - Minister of Labor
  - Minister's Secretariat, Ministry of Labor
  - Central Committee for Labor Relations
  - Public Corporation Arbitration Committee
  - Japanese National Railways Mediation Committee
  - Japan Monopoly Corporation Mediation Committee

Specially Designated Bank
- Bank of Japan
- Industrial Bank of Japan

Specially Designated Corporation
- Co-Financing Bank
- Capital Unification Bank

Organizations or Committees
- Administrative Committee for Shipping Operations31st March 1952 dissolved
- Temporary National Personnel Committee
- Committee for Investigation of Zaibatsu Directors
- Committee for Liquidating Holding Companies
- Council for Economic Democratization
- Committee for Economic Reconstruction and Maintenance
- Japan Fair Trade Commission
- Local Office for Commerce and Industry24th May 1949 abolished, transfer to Ministry of International Trade and Industry
- Committee for Coordinating Liquidation of Securities1st July 1951 dissolved
- Reconstruction Finance Commission
- Central Committee for Labor Relations1st June 1949 abolished, transfer to Ministry of Labor