「内」にいるから見える日米―『同盟の転機 アメリカの変貌と日本の戦略』著者に聞く


Director, International House of Japan

Group Head, Europe & Americas,
Director of Research, Asia Pacific Initiative
Director, International House of Japan
Yuichi Hosoya is professor of international politics at Keio University, Tokyo. Professor Hosoya was a member of the Advisory Board at Japan’s National Security Council (NSC) (2014-2016). He was also a member of Prime Minister’s Advisory Panel on Reconstruction of the Legal Basis for Security (2013-14), and Prime Minister’s Advisory Panel on National Security and Defense Capabilities (2013). Professor Hosoya studied international politics at Rikkyo (BA), Birmingham (MIS), and Keio (Ph.D.). He was a visiting professor and Japan Chair (2009–2010) at Sciences-Po in Paris (Institut d’Études Politiques) and a visiting fellow (Fulbright Fellow, 2008–2009) at Princeton University. [Concurrent Position] Professor, Faculty of Law, Keio University
View Profile-
Fed-Treasury Coordination as Economic Security Policy2026.02.13 -
What Takaichi’s Snap Election Landslide Means for Japan’s Defense and Fiscal Policy2026.02.13 -
Challenges for Japan During the U.S.-China ‘Truce’2026.02.12 -
India and EU Sign Mother of All Deals2026.02.09 -
Orbán in the Public Eye: Anti-Ukraine Argument for Delegitimising Brussels2026.02.04
Orbán in the Public Eye: Anti-Ukraine Argument for Delegitimising Brussels2026.02.04
When Is a Tariff Threat Not a Tariff Threat?2026.01.29
Oil, Debt, and Dollars: The Geoeconomics of Venezuela2026.01.07
Fed-Treasury Coordination as Economic Security Policy2026.02.13
India and EU Sign Mother of All Deals2026.02.09











