Experts Rintaro Inoue
Research Associate
Profile
Rintaro Inoue is a Research Associate at the Asia Pacific Initiative (API) & the Institute of Geoeconomics (IOG), the International House of Japan (IHJ), a Tokyo-based global think-tank, where he focuses on U.S. security policy, the U.S.-Australia alliance, Japanese defense policy, and economic statecraft including defense industrial base policy.
Prior to assuming his current position, he joined the Asia Pacific Initiative (API) as an intern and contributed to multiple projects including the Japan-U.S. Military Statesmen Forum (MSF). He is currently researching defense industrial policies of other countries in the International Security Order Group.
He received his BA and MA in law from Keio University and is now a PhD student.
Prior to assuming his current position, he joined the Asia Pacific Initiative (API) as an intern and contributed to multiple projects including the Japan-U.S. Military Statesmen Forum (MSF). He is currently researching defense industrial policies of other countries in the International Security Order Group.
He received his BA and MA in law from Keio University and is now a PhD student.
Expertise
U.S. security policy / U.S.-Australia alliance / Japanese defense policy / economic statecraft including defense industrial base policy
Publications
- “Japan and Australia can fill each other’s defence gaps,” The Strategist, ASPI, March 19, 2025.
- “Will Japan Have the Political Resolve to Use Counterstrike?” The Washington Quarterly, Volume 47 Issue 4 (2024). pp. 45-61.
- “On Distributed Maritime Operations: New Fleet Tactics of the U.S. Navy,” Ships of the World, January 2025 Special Issue, pp. 129-137. (Japanese)
- “Unmanned Naval Assets of the World: Australia,” Ships of the World, January 2025, pp. 150-153. (Japanese)
- Why the security of Asia and Europe are inseparable,” The Japan Times, October 29, 2024.
- “Unmanned Naval Assets of the World: Australia,” Ships of the World, October 2024, pp. 96-97. (Japanese)
- ” Unmanned Naval Assets of the World: U.S.A,” Ships of the World, October 2024, pp. 78-81. (Japanese)
- “Australia’s first National Defense Strategy,” Ships of the World, August 2024, pp. 157-163. (Japanese)
- “New Threats to Forward-Deployed U.S. Aircraft Carrier,” Ships of the World, June 2024, pp. 110-113. (Japanese)
- “U.S. Navy’s Large Surface Combatant,” Ships of the World, April 2024, pp. 78-81. (Japanese)
Lectures and Events
- “Opportunities and Constraints in Expanding NATO-IP4 Cooperation,” PONI 2025 Virtual Winter Conference, CSIS, February 11, 2025
- JF-USSC Japan-Australia Dialogue and Exchange for Next Generation 2024
- Next Generation of U.S.-Japan Nuclear Policy Experts 2024
- “Unveiling Japan’s Political Resolve to Strike Mainland China: Redlines and Delaying Factors,” Japan Association for International Security, 17th Seminar, July 13, 2024. (Japanese)
- “Japan’s Counterstrike Capabilities and its Limitations,” Roundtable discussion on Australia-Japan Defence Relations, UWA Defence & Security Institute, August 7, 2024.
Research
Security
Why deploying U.S. Army in the Middle East can strengthen deterrence in the Western Pacific
Under the first Trump administration and the …
Research Associate
Rintaro Inoue
Security
Why the security of Asia and Europe are inseparable
When Japan, South Korea, Australia and New Ze…
Research Associate
Rintaro Inoue
Security
Comparative Study of Defense Industries -Autonomy, Priority, and Sustainability- (Executive Summary)
Amid the push for fundamental reinforcement o…
Senior Research Fellow
Hirohito Ogi
Security
Why building an effective Japan-U.S. kill chain will enhance defense
Japan’s defense, during both peacetime and em…
Research Associate
Rintaro Inoue
Experts in Geoeconomics
Experts-
Kasumi YamazakiSecretary General ／Senior Executive Vice PresidentKasumi Yamazaki has served as the inaugural Secretary General and Senior Executive Vice President of the Institute of Geoeconomics (IOG) since January…View Profile - Makoto OuchiProgram OfficerMakoto Ouchi is a Program Officer at the Institute of Geoeconomics (IOG). He actively engages in the planning and management of workshops and programs…View Profile
- Kikyo TaguchiResearch AssistantKikyo Taguchi assumed her current position in July 2025, after serving as a Researcher/Advisor in the Political Section at the Embassy of Japan in Ger…View Profile
- Maletta GabrieleResearch AssistantResearch Assistant at the Institute of Geoeconomics (IOG). Specialised in Japan-EU foreign relations and European Security and Defence, Gabriele holds…View Profile
- Masayoshi UnoResearch AssistantMasayoshi Uno is a Research Assistant at the Asia Pacific Initiative (API) & the Institute of Geoeconomics (IOG), the International House of Japan…View Profile
- Manish SharmaVisiting Research FellowManish Sharma is an ex-investment banker, with over two decades of experience spanning academia, consulting, think tank and corporate finance. His aca…View Profile
- Masahito KanekoResearch AssistantMasahito Kaneko is a Research Assistant of the China Group at the Institute of Geoeconomics (IOG). He specializes in the History of International Rela…View Profile
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Kuniharu KakiharaGroup Head, International Security Order / Visiting Senior Research FellowBorn in 1964, Kuniharu Kakihara graduated from the National Defense Academy and holds master’s degrees in Regional Studies from the University of Tsuk…View Profile - Shin OyaVisiting Senior Research FellowMr. Oya assumed current position from November 2024. Prior to that, he worked at the Japan Bank for International Cooperation (JBIC), where he was inv…View Profile
- Kenichi DoiSenior Research FellowSenior Research Fellow of the China Group at the Institute of Geoeconomics (IOG). Doi specializes in China and the world (geoeconomic issues, such as …View Profile
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- Mariko TogashiVisiting Research FellowMariko Togashi has been a Visiting Research Fellow at the Institute of Geoeconomics (IOG) since January 2024. Prior to IOG, Mariko was a Research Fell…View Profile
- Kota UmedaResearch FellowKota Umeda is a research fellow at the Institute of Geoeconomics at the International House of Japan. From 2015 to 2025, he worked at the Japan Aero…View Profile
- Andrew CapistranoVisiting Research FellowAndrew Capistrano is Director of Research at PTB Global Advisors, a Washington DC-based geopolitical risk consulting firm. Specializing in economic co…View Profile
- Paul NadeauVisiting Research FellowPaul Nadeau is an adjunct assistant professor at Temple University's Japan campus, co-founder & editor of Tokyo Review, and an adjunct fellow…View Profile
- Naoko EtoSenior Fellow & Group Head, ChinaETO Naoko is Professor at the Department of Political Science, Gakushuin University. Her main research interests include contemporary Chinese politics…View Profile
- Satoshi YamadaVisiting Senior Research FellowSatoshi Yamada has been a visiting senior research fellow at the Institute of Geoeconomics (IOG) since 2022. He has over 25 years’ experience in the J…View Profile
- Hirohito OgiSenior Research FellowHirohito Ogi is a senior research fellow at the Institute of Geoeconomics (IOG) studying military strategy and Japan’s defense policy. Before joining …View Profile
- Yusuke IshikawaResearch Fellow ／Digital Communications OfficerYusuke Ishikawa is Research Fellow and Digital Communications Officer at Asia Pacific Initiative (API) and Institute of Geoeconomics (IOG). His resear…View Profile
- Makoto ShionoGroup Head, Emerging Technologies ／Director of ManagementMakoto Shiono holds a B.A. in Political Science from the Faculty of Law at Keio University and a Master of Laws (LLM) from Washington University (St. …View Profile
- Kazuto SuzukiDirector & Group Head, Economic SecurityKazuto Suzuki is Professor of Science and Technology Policy at the Graduate School of Public Policy at the University of Tokyo, Japan. He graduated fr…View Profile
- Yuichi HosoyaGroup Head, Europe ＆ Americas ／Director of Research, Asia Pacific Initiative
Director, International House of JapanYuichi Hosoya is professor of international politics at Keio University, Tokyo. Professor Hosoya was a member of the Advisory Board at Japan’s Nationa…View Profile - Hotaka MachidaVisiting Senior Research FellowMACHIDA Hotaka is a visiting senior research fellow in Institute of Geoeconomics at International House of Japan. He joined the Institute in October, …View Profile
- Kousuke SaitoVisiting Senior Research FellowSAITOU Kousuke is a professor at the Faculty of Global Studies, Sophia University, Japan. He received his Ph.D. in International Political Economy fro…View Profile
- Yoshiyuki SagaraSenior Research FellowYoshiyuki Sagara is a senior research fellow at the Asia Pacific Initiative (API), where he focuses on economic security, sanctions, health security p…View Profile
- Ken JimboManaging Director (Representative Director), International House of Japan ／President, Asia Pacific InitiativeJIMBO Ken is Professor at the Faculty of Policy Management, Keio University. He served as a Special Advisor to the Minister of Defense, Japan Ministry…View Profile
- Hitoshi SuzukiSenior Research Fellow ／COO, LLC future mobiliTy researchSUZUKI Hitoshi (PhD) was Associate Professor at the Graduate School of International Studies and Regional Development, University of Niigata Prefectur…View Profile
- Rintaro InoueResearch AssociateRintaro Inoue is a Research Associate at the Asia Pacific Initiative (API) & the Institute of Geoeconomics (IOG), the International House of Japan…View Profile
