(As of September 2023)
ISHIHARA Hirotaka
- Special Advisor to the Prime Minister
- In-House Group: Liberal Democratic Party
- Elected: Tokyo Bloc (proportional representation), five times
- Born: June 1964, Zushi, Kanagawa
- Education:
- Faculty of Economics, Keio University
- Career:
- The Industrial Bank of Japan, Limited
- Counsellor, Mizuho Financial Group, Inc.
- Chairperson, Liberal Democratic Party (LDP) Tokyo Prefecture House of Representatives (HR) 3rd Electoral District Branch
- Chairperson, LDP Shinagawa District General Branch
- Chairperson, Tokyo People's Campaign Headquarters, Federation of Tokyo Metropolitan LDP Branches
- Deputy Chairperson, LDP Diet Affairs Committee
- Director, LDP Second Cabinet Division, Policy Research Council
- Parliamentary Vice-Minister for Foreign Affairs
- State Minister of Cabinet Office
- State Minister of the Environment
- Member, Standing Committee on Budget, House of Representatives (HR)
- Director, HR Standing Committee on Economy, Trade and Industry
- Director, HR Standing Committee on Environment
- Member, HR Standing Committee on Education, Culture, Sports, Science and Technology
- Director, HR Special Committee on Promotion of Science and Technology, and Innovation
- Chair, HR Standing Committee on Environment