(As of April 2026)
| Career: | |
| 2024 - | Chairperson, Research Commission on Security, Liberal Democratic Party (LDP) |
| 2023 - 2024 | Minister of Defense |
| 2022 - 2023 | Chair, HR Standing Committee on Land, Infrastructure, Transport and Tourism |
| 2021 - | Chief Secretary, LDP Policy Research Council |
| 2021 - | Secretary General, LDP Research Commission on Security |
| 2021 - | Member of the House of Representatives (5th term) |
| 2019 - 2021 | Special Advisor to the Prime Minister for National Security Affairs |
| 2019 - 2019 | Deputy Chairperson, LDP Election Strategy Committee |
| 2018 - 2019 | Deputy Chairperson, LDP Diet Affairs Committee |
| 2018 - 2019 | Director, HR Commission on the Constitution |
| 2017 - 2018 | State Minister of Finance - 2nd term |
| 2017 - | Member of the House of Representatives - 4th term |
| 2016 - 2017 | State Minister of Finance - 1st term |
| 2015 - 2016 | Director, LDP Education, Culture, Sports, Science and Technology Division |
| 2014 - 2017 | Member of the House of Representatives - 3rd term |
| 2014 - 2015 | Director, Youth DivisionALDP Party Organization and Campaign Headquarters |
| 2013 - 2014 | Parliamentary Vice-Minister of Defense |
| 2012 - 2014 | Member of the House of Representatives - 2nd term |
| 2009 - 2012 | Deputy Chairperson, Federation of Kumamoto Prefecture LDP Branches |
| 2005 - 2009 | Member of the House of Representatives - 1st term |
| 2004 - 2005 | LDP School of Politics |
| 1993 - 2004 | Junior Executive, Japan Airlines Co., Ltd. |