Minister of the Left (second-ranked official in the Department of State under the ritsuryō system)
prime minister (as the head of a cabinet government); premier
Minister for Foreign Affairs
minister of state; cabinet minister (in Japan)
Minister of Defense; Minister of Defence
Minister of the Interior (669-1868)
Army Minister; Minister of War
Minister of Internal Affairs and Communications
Minister of Education, Culture, Sports, Science and Technology
Minister of Agriculture and Commerce
Minister of the Imperial Household
Minister of Health and Welfare
Minister of the Environment
Minister of Economy, Trade and Industry
Minister of Land, Infrastructure and Transport
Minister of Agriculture, Forestry and Fisheries
Minister of Agriculture and Forestry
Minister of Communications and Transportation (1885-1949)
Minister of International Trade and Industry
Minister of Commerce and Industry
Minister for Reconstruction
Minister of Posts and Telecommunications
Minister of International Trade and Industry
nominal (figurehead) minister; titular minister
Minister for Digital Transformation
the cabinet minister in charge
minister without portfolio; minister without appointed duties
cabinet minister; Minister of State for Special Missions