Takeo Akiba (秋葉 剛男, Akiba Takeo, born 19 December 1958) is a Japanese diplomat who served as National Security Advisor to the Cabinet from 2021 to 2025. He had a long career as a diplomat in the Ministry of Foreign Affairs, serving as administrative vice minister from 2018 to 2021.
Source: “Takeo Akiba”, English Wikipedia (CC BY-SA 4.0), excerpt