| Post: | Secretary-General of the National Security Secretariat |
| Native Name: | 国家安全保障局長 |
| Insignia: | Goshichi no kiri.svg |
| Insigniasize: | 80px |
| Insigniacaption: | Emblem of the Government of Japan |
| Incumbent: | Takeo Akiba |
| Incumbentsince: | 7 July 2021 |
| Department: | Cabinet Secretariat |
| Reports To: | Prime Minister of Japan |
| Appointer: | Prime Minister of Japan |
| Termlength: | No fixed term |
| Deputy: | Deputy Secretary-General of the National Security Secretariat |
The, commonly referred to as the National Security Advisor, is the head of the National Security Secretariat, a department within the Cabinet Secretariat in charge of the National Security Council.[1] As the principal advisor to the Prime Minister on matters regarding national security, the Secretary-General is one of the most senior officials in the Prime Minister’s Office.[2] The Secretary-General is appointed and serves at the pleasure of the Prime Minister.
The current Secretary-General is former Vice-Minister for Foreign Affairs, Takeo Akiba, who took office on 7 July, 2021.[3]
| 1 | Shotaro Yachi | 4 December 2013 | 12 September 2019 | [4] | ||
| 2 | Shigeru Kitamura | 13 September 2019 | 6 July 2021 | [5] | ||
| 3 | Takeo Akiba | 7 July 2021 | Incumbent |