(As of March 2022)
KAJIYAMA Hiroshi
- In-House Group: Liberal Democratic Party
- Elected: Ibaraki 4th District (single-seat constituency), eight times
- Born: 18 October 1955, Hitachiota, Ibaraki
- Education:
- Department of Law, Nihon University
- Career:
- Power Reactor and Nuclear Fuel Development Corporation (now Japan Atomic Energy Agency)
- Established a company (Representative)
- Parliamentary Vice-Minister of Land, Infrastructure, Transport and Tourism
- State Minister of Land, Infrastructure, Transport and Tourism
- Minister of State for Special Missions
- Minister of Economy, Trade and Industry
- Acting Director, Economy, Trade and Industry Division, Liberal Democratic Party (LDP)
- Deputy Secretary-General, LDP
- Director, LDP Publicity and Strategies Division
- Deputy Chairperson, LDP Policy Research Council
- Director-General, LDP Treasury Bureau
- Chief Secretary, LDP Election Strategy Committee
- Director-General, LDP Information Research Bureau
- Acting Chairperson, LDP Policy Research Council
- Executive Acting Secretary-General, LDP (Oct.2021-)
- Director, Standing Committee on Rules and Administration, House of Representatives (HR)
- Director, HR Standing Committee on Agriculture, Forestry and Fisheries
- Senior Director, HR Standing Committee on Economy, Trade and Industry
- Chair, HR Standing Committee on Land, Infrastructure, Transport and Tourism
- Chair, HR Special Committee on Disasters