Dr. Heigo Sato is a leading Japanese international security scholar whose career bridges academia, government service, and policy advocacy. Professor, Faculty of International Studies & Graduate School of International Cooperation Studies, Takushoku University (2006– ) Director, Institute of World Studies. Chairman, Japan Association of Disarmament Studies (April 2025-) Senior Research Fellow, National Institute for Defense Studies (NIDS), Ministry of Defense (1999–2006) Advisor, Ministry of Foreign Affairs. Director, Japan Association for Defense Studies. Ph.D. in Law, Hitotsubashi University (1999) M.A. in Political Science, The George Washington University (Fulbright Fellow) M.A. & B.A. in International and Area Studies, University of Tsukuba.Today he is one of Japan’s most quoted security analysts, regularly briefing Diet committees and international media on topics such as AI‑enabled warfare, AUKUS‑related supply chains, and Japan’s expanding role in NATO‑Indo‑Pacific cooperation.