SSDP

Security Studies (vol8 no1) April 2026

Research journal "Security Studies (vol8 no1) April 2026" (Examining Trump 2.0) in English edition was published. Contents are as follows.

1. Has U.S.–China Competition Eased under Trump 2.0?
2. Economic Security Under Trump 2.0 : A Shift in Values and Changing Options
3. The Trump Administration's Economic Policies and the U.S. Economy: Risks Emerging in the U.S. Economy Amid Strong Equity Market and Economic Growth
4. Is Trump 2.0's Foreign and Security Policy Strategic?
5. The Trump Tariffs and Its Ramifications
6. Donald Trump's Vision of the State and the Separation of Powers: An Analysis of His Tariff Policy
7. Religious Resurgence and Trump 2.0: Kirk's Legacy, University Control, and Immigration Management
8. The Founding of America and Conspiracy Theories
9. Latin American Diplomacy under Trump 2.0: The Scope and Effectiveness of the "Western Hemisphere" Policy

• April, 2026, "Is Trump 2.0's Foreign and Security Policy Strategic?" by Tsuneo Watanabe, Senior Fellow, The Sasakawa Peace Foundation
• April, 2026, "The Trump Tariffs and Its Ramifications" by Yorizumi Watanabe, Professor Emeritus, Keio University
• April, 2026, "Donald Trump's Vision of the State and the Separation of Powers: An Analysis of His Tariff Policy" by Takeshi Umekawa, Professor, The University of Tokyo
• March, 2026, " Has U.S.–China Competition Eased under Trump 2.0? " by Ryo Sahashi, Professor, The University of Tokyo
• March, 2026, "Economic Security Under Trump 2.0 : A Shift in Values and Changing Options " by Kousuke Saitou, Professor, Sophia University
• March, 2026, " The Trump Administration's Economic Policies and the U.S. Economy: Risks Emerging in the U.S. Economy Amid Strong Equity Market and Economic Growth " by Masaharu Takenaka, Professor, Ryukoku University
• February, 2026, "The Impact of Russia-North Korea Military Cooperation on Regional Security" by Narushige Michishita, Vice President, National Graduate Institute for Policy Studies
• February, 2026, "The Sino-Russian Strategic Partnership and Japan's Security: Future Trajectories and Implications" by Shinji Yamaguchi, Senior Fellow, National Institute for Defense Studies
• February, 2026, "A Perspective on Russia's National Security Strategy: Focusing on the ‘Multipolar World,' ‘Anti-Westernism,' and ‘Nuclear Status'" by Shinji Hyodo, Vice President for Academic Affairs, National Institute for Defense Studies
• February, 2026, "The Possible Revival of "Imperial Russia" and What It Means for Asia and Japan" by Akio Kawato , Former DCM, Embassy of Japan in Russia
• February, 2026, "Russia After the Ukraine War: A Challenge to Japanese Security Strategy" by Matake Kamiya, Professor, The National Defense Academy
• January, 2026, "The Future of US-Russia Relations under Trump 2.0: Implications for Japan" by Taisuke ABIRU, Senior Research Fellow, the Sasakawa Peace Foundation
• January, 2026, "Hybrid Warfare Transformed Amidst the Ukraine War: Russian Tactics and the Global Diffusion of Threat" by Yoko HIROSE, Professor, Keio University
• October, 2025, "The End of Pax Americana and the Rise of China" by Nobuhiko Tamaki, Ph.D. Professor, Chuo University
• October, 2025, "China's "Kill ‘Three' Birds with One Stone" Approach to Deep-Seabed Resource Development" by Chisako Masuo, Professor, Kyushu University
• October, 2025, "Geopolitics of Science and Technology: China's Scientific Revolution vs. Trump 2.0" by Haruo Kurasawa, Science Journalist
• October, 2025, "China's Strategic Gains and Losses from the Ukraine and Middle Eastern Conflicts and Its Military Partnership with Russia" by Masafumi Iida, Director, Security Studies Department, The National Institute for Defense Studies
• October, 2025, "Medium- to Long-Term Prospects of the Chinese Economy" by Toshiya Tsugami, Director, Tsugami Toshiya's Works
• October, 2025, "China's Military Power as It Celebrates Its Centennial " by Bonji Ohara, Founder & Rep. Director, DEEP DIVE
• October, 2025, ""Pax China" from the Global South's Perspective" by Shin Kawashima, Professor, The University of Tokyo
• July, 2025, "What Makes Modi 3.0 Distinct and a Future Outlook" by Toru Ito, Professor, The National Defense Academy
• July, 2025, "Mid- to Long-Term Outlook for the Indian Economy: How to Assess the Indian Market―Benefits and Challenges of Japan-India Collaboration" by Go Yamada, Principal Economist, Japan Center for Economic Research
• July, 2025, "The India-China Border Issue and India's Military Strategy" by Satoru Nagao, Research Fellow, Hudson Institute
• July, 2025, "Where the India-Pakistan Conflict Is Headed" by Satoru Nagao, Research Fellow, Hudson Institute
• July, 2025, "India, a Leader in the Global South - What Is It Really Like?" by Tomoko Kiyota, Associate Professor, Nagasaki University
• July, 2025, "India's Diplomacy with the United States and Russia" by Mari Izuyama, Chief Research Fellow, National Institute for Defense Studies
• July, 2025, "Japan-India Security Cooperation in India's Grand Strategy" by Kazutoshi Tamari,Professor, Chukyo University
• July, 2025, "What's Next for Japan-India Strategic Partnership" by Kenji Hiramatsu, Former Ambassador to India
• April, 2025, "Outlook for the US Economy: Whether the "Golden Age" Is Beginning?" by Akihiko Yasui Director, Mizuho Research & Technologies, Ltd.
• April, 2025, "China's Economy Facing Internal and External Challenges" by Osamu Tanaka,Visiting Professor, Takushoku University
• April, 2025, "The Role of the Private Sector in Economic Security: Reflections from Japan-US and Public-Private Relations Perspectives" by Kohei Takeda Research Associate, Weatherhead Center for International Affairs at Harvard University
• April, 2025, "Proposal for Strengthening the Competitiveness of Japan's Defense Industry: Shift from the "Family Type" to the "Strategic Keiretsu-Type" System" by Yuzo Murayama Professor Emeritus, Doshisha University
• April, 2025, "Considering Economic Security Focusing on Food and Energy Security" by Takashi Sekiyama Professor, Kyoto University
• March, 2025, "An Outlook for the Japanese Economy" by Takao Komine, Visiting Professor, Taisho University.
• March, 2025, "Considering Social Security and Tax Reforms: What Will Become of Japan's Fiscal Reconstruction?" by Kazumasa Oguro, Professor, Hosei University.
• March, 2025, "Progress in Economic Security Policies and Further Strengthening of National Security Policy Integration Amid the Acceleration of "Securitization"" by Nobushige Takamizawa, Visiting Professor, The University of Tokyo.
• March, 2025, "From Economic Security to Geoeconomics" by Kazuto Suzuki, Professor, The University of Tokyo.
• January, 2025, "Healthcare Policy in the Second Trump Administration" by Takakazu Yamagishi Professor, Nanzan University.
• January, 2025, "Foreign and Security Policies of the Second Trump Administration" by Yuki Tatsumi Senior Fellow at the Stimson Center.
• January, 2025, "The Second Trump Administration and Japan-US Relations: Viewed by a Former Practitioner of Diplomacy" by Koji Tomita Former Ambassador to the United States.
• January, 2025, "The "FEAR" Returned: The Meaning of Trump's Reinstatement" by Koji Murata Professor, Doshisha University.
• December, 2024, "Analysis of the Trump Vote in the 2024 U.S. Presidential Election" by Takeshi Iida Professor, Doshisha University.
• December, 2024, "Trump's Victory Factors: Why Trump Wanted to Be President Again" byTsuneo Watanabe Senior Fellow, the Sasakawa Peace Foundation.
• December, 2024, "Kamala Harris and Factors Behind Her Defeat:Can the Democrats Make a Comeback?" by Masahito Watanabe Professor, Keio University.
• December, 2024, "American Democracy and Society Viewed from an Analysis of the 2024 US Presidential Election" by Takayuki Nishiyama Professor, Seikei University.
• October, 2024, "Assessment of Russia's Military Strength, Stockpiles, and Defense Production Base: Evaluating Russia's Capability to Continue Warfare" by Yu Koizumi, Associate Professor for RCAST, The University of Tokyo.
• October, 2024, "Germany's Arms Assistance for Ukraine: Has Its Culture of Self-Restraint Been Overcome?" by Norihide Miyoshi who served for The Japan News).
• October, 2024, "Russia's War Costs: Military Expenditures and Resource Allocation in "Wartime"" by Miho Okada, Professor, National Defense Academy.
• October, 2024, "Assessment of Russia's Military Strength, Stockpiles, and Defense Production Base: Evaluating Russia's Capability to Continue Warfare" by Yu Koizumi, Associate Professor for RCAST, The University of Tokyo.
• October, 2024, "Economic Sanctions and the Russian Economy" by Makoto Onozuka,Research Manager, Japan External Trade Organization.
• October, 2024, "Russia's Prolonged Military Invasion of Ukraine and Ukrainian Public Opinion: Focusing on Perceptions of Negotiations, Territory, and Sovereignty" by Tsuyoshi Goroku Associate Professor, Nishogakusha University.
• September, 2024, " The Russia-Ukraine War Viewed from War Termination Theory" by Yasuaki Chijiwa Chief Research Fellow, National Institute for Defense Studies.
• September, 2024, " How the Winter War Ended: A "Compromised Peace" Ends the Ukraine War?" by Tomoyuki Hanada Chief Research Fellow, National Institute for Defense Studies.
• September, 2024, " The End of the Soviet-Afghan War" by Takeshi Yuasa Professor, Sophia University Professor, Sophia University.
• July, 2024, " The Yoon Suk-yeol Administration and the ROK-Japan Relations" by CHOI, EunmiJ, The Asan Institute for Policy Studies, Research Fellow.
• July, 2024, " The 22nd National Assembly Election and South Korean Politics " by Hideki Okuzono, Professor, University of Shizuoka.
• July, 2024, " South Korea's Economic Security Policy and New Japan-ROK Economic Cooperation" by Satoru Okuda, Professor, Asia University.
• July, 2024, " Japan-ROK Cooperation: Not an Option but a Must" by Chey Tae-won, Chairman and CEO SK Inc.
• July, 2024, "Examining the Yoon Administration's Foreign Policy over the Past Two Years " by Junya Nishino, Professor, Keio University
• July, 2024, "North and South Korea Enter a New Phase of Competition" by Narushige Michishita, Executive Vice President and Professor at the GRIPS.
• July, 2024, "The Camp David Summit and U.S.-Japan-ROK Security Cooperation" by Yasuyo Sakata.
• April, 2024, "The Middle East Question and Japan" by Sinan Levent, Professor, Ankara University
• April, 2024, "The Israel-Hamas War and the Disruption of the Rules-Based International Order-Viewed from Theories of International Politics-" by Matake Kamiya, Professor, National Defense Academy of Japan
• March, 2024, " Regional Political Dynamics in the Middle East - Factors Changed and Remained unchanged after the October 7th Incident-" by Amane Kobayashi, Senior Researcher, the Institute of Energy Economics, Japan
• March, 2024, "The Ukraine War and Russia's Changing Middle East Diplomacy " by Taisuke Abiru, ,Senior Research Fellow, the Sasakawa Peace Foundation
• March, 2024, "Superpowers' Engagement with the Middle East and Their Intentions " (Edited lecture transcript) by Koichiro Tanaka, Professor, Keio University
• March, 2024, " Why the Israel-Hamas War Broke Out?" by Hiroyuki Suzuki, Professor, Associate Professor, The University of Tokyo
• March, 2024, " The Middle East Peace Process-Its Development and Future " by Chie Ezaki, Associate Professor, National Defense Academy of Japan
• March, 2024, "The Origin and Prospects of the Question of Palestine -Transformation of Israeli Politics and "10/7" as a Boiling Point- " by Aiko Nishikida, Professor, Keio University
• January, 2024, "Indonesia's Global South Diplomacy and Its Impact on Domestic Politics" by Jun Honna, Professor, Ritsumeikan University
• January, 2024, "Brazilian Foreign Policy and the Global South" by Hiroyuki Urabe, Professor, Dokkyo University
• January, 2024, "Africa's Population Explosion:How the "Last Frontier" Will Change the World" by Keiichi Shirato, Professor, Ritsumeikan University
• January, 2024, "The Impact of PM Modi's Global South Policy on the Military Strategy of India" by Satoru Nagao, Research Fellow, Hudson Institute
• December, 2023, "The Global South Concept and Its Historical Development and Outlook" by Ken Jimbo, Professor, Keio University
• December, 2023, "India's Global South Diplomacy and Japan" by Toru Ito, Professor, National Defense Academy
• December, 2023, "The Global South Viewed from China's Perspective" by Shin Kawashima, Professor, the University of Tokyo
• October, 2023, " Political and Social Divide in the United States and Challenges for Democracy" by Kazuhiro Maeshima, Professor, Sophia University
• October, 2023, " Has US Foreign Policy Doctrine Changed? " by Tsuneo Watanabe, senior Fellow, Sasakawa Peace Foundation
• October, 2023, " America's Journey to Hegemony and Its Challenges" by Koji Murata, Professor, Doshisha University
• September, 2023, " A Medium- to Long-Term Outlook for the US Economy―Can America Win the Competition with China?―" by Tatsuhiko Yoshizaki, Chief Economist, Sojitz Research Institute, Ltd.
• September, 2023, " China's Strategy toward the U.S " by Toshiya Tsugami, Adjunct Researcher, the Japan Institute of International Affairs
• September, 2023, " The Deepening Security Dilemma in US-China Relations " by Ryo Sahashi, Associate Professor, the University of Tokyo
• July, 2023, "How Would North Korea and China Use Nuclear Weapons? -- Scenarios for Discussion" by Narushige Michishita, Professor at the National Graduate Institute for Policy Studies
• July, 2023, "Japan's Nuclear Strategy" by Nobukatsu Kanehara, Visiting Professor at Doshisha University
• July, 2023, "G7 Hiroshima Summit and Efforts for a Safer World Without Nuclear Weapons" by Nobushige Takamizawa, Visiting Professor at the University of Tokyo
• July, 2023, "Roundtable Discussion—Let's Talk Frankly About Nuclear Issues" by SSDP Discussion Members
• June, 2023, "Exploring the Possibility of Nuclear Attacks on Japan－Nuclear Simulations in the Era of "Three-Front Nuclear Threats" by Hiroyasu Akutsu, Professor, Heisei International University
• June, 2023, "China's Aim to Become a Nuclear Superpower" by Masafumi Iida, Head of China Division at the National Institute for Defense Studies
• June, 2023, "Challenges for Nuclear Arms Control in the Era of Strategic Competition Among Major Powers" by Nobumasa Akiyama, Professor, Hitotsubashi University
• June, 2023, "Mechanisms and Functions of Nuclear Deterrence－Development of US Nuclear Strategic Theory" by Masashi Murano, Research Fellow of Hudson Institute
• April 2023, "Changing NATO's "Achilles Heel"—Security in the Baltic Region" by Sanshiro Hosaka, Fellow,The International Centre for Defence and Security, Estonia
• April 2023, Evolution of European Security System - Visualization of Deterrence by NATO and the "Russian Problem" by Michito Tsuruoka, Associate Professor, Keio University
• April 2023, "An Expanded NATO's Nuclear Strategy" by Yoko Iwama
• March, 2023, "Germany's Civilian Power Model—Modification or Termination?--Germany Struggling with the War in Ukraine" by Toshiya Nakamura, Professor, Nagoya University
• March, 2023, "France and the Ukraine War―The Logic Behind Macron's Security Policy" by Ken Endo, Professor, The University of Tokyo
• March, 2023, "The Russo-Ukrainian War and the British Response: 2014-2023" by Yuichi Hosoya, Professor, Keio University
• March, 2023, "Where is America Heading—Implications and Challenges for the Allies" by Koji Murata, Professor, Doshisha University
• December 2022, Proposal "Defending Our Country – Defense Policy in a New Cold War Era" was announced
  0. Front Cover
  1. Changes in the Security Environment Surrounding Japan - Shifting Power Balance and the Three Front Threats Ken Jimbo
  2. How Will "Japan Contingencies" Emerge? Osamu Onoda
  3. The Japan-US Alliance Revisited: Is it Dependable? Chikako Kawakatsu Ueki
  4. A New Phase of Defense Diplomacy and Defense Production and Technology Base Ippeita Nishida, Tsuneo Watanabe
  5. Intelligence Activities in the Post-Ukraine War Era Jun Nagashima
  6. Responding to the Nuclear Threat Masashi Murano
  7. No Time to Lose for Improving Japan's Defense Capabilities - Can the JSDF Defend the Homeland? - Ryoichi Oriki
  8. Toward the Formulation of a New "National Security Strategy" Hideshi Tokuchi
• October 2022, "Japan-China Relations under the Long-term Administration of Xi Jinping: Current Status, Prospects, and Expectations" written by Kazuyuki Suwa, Professor, University of Shizuoka
• October 2022, "China's Policy on the Global South --- China's World View and the Configuration of the US-China Confrontation " written by Shin Kawashima, Professor, the University of Tokyo
• October 2022, "Military Strategy of Xi Jinping's China" written by Bonji Ohara, Senior Fellow, Sasagawa Peace Foundation
• September 2022, " Social Governance by the Communist Party of China: The Present State and the Future Prospects " written by Kazuko Kojima, Professor, Keio University
• September 2022, "The Relationship between Domestic Politics and Diplomacy under the Xi Jinping Administration- Why Were the Large-Scale Military Exercises Decided?" written by Chisako T. Masuo, Professor, Kyushu University
• September 2022, "Xi Jinping's China--- Prospects for Its Climate Change Policy ---" written by Takashi Sekiyama, Associate Professor, The University of Kyoto
• August 2022, " Current Assessment of the Xi Jinping's Rule and Prospects for the Third Term of the Xi Administration " written by Takashi Suzuki, Associate Professor, Aichi Prefectural University
• August 2022, " Economic Challenges Awaiting the Xi Jinping Administration As it Enters its Third Term" written by Toshiya Tsugami, Director, Tsugami Toshiya's Works
• July 2022, "The Russian Invasion of Ukraine and the Future International Legal Order" written by Masahiro Kurosaki, Associate Professor, National Defense Academy
• July 2022, "The Ukraine War and Security in East Asia" written by Narushige Michishita, Vice President, National Graduate Institute for Policy Studies
• July 2022, "How Will the Ukraine War Change the New US-China Cold War?" written by Yasuhiro Matsuda, Professor, the University of Tokyo
• July 2022, "Impact of the Ukraine War on the Global Economy" written by Tatsuhiko Yoshizaki, Chief Economist, Sojitz Research Institute, Ltd.
• June 2022, "Why War Occurs in Europe?--The Structural Transformation of the European Security Order in the Post-Cold War Era --" written by Yuichi Hosoya, Professor, Keio University
• June 2022,"The Russia-Ukrainian War and the Behind-the-Scenes Stance of the United States" "On Economic Security" written by Tsuneo Watanabe, Senior Fellow, Sasakawa Peace Foundation
• June 2022, "The Russia-Ukraine War and NATO", written by Michito Tsuruoka, Associate Professor, Keio University
• June 2022, "The Ukrainian War Viewed from Theories of International Politics" written by Matake Kamiya, Professor, National Defens Academy
• March 2022, "Economic Security Challenges and Cyber Security" written by Jun Osawa, Senior Research Fellow, Nakasone Peace Institute
• March 2022, "On Economic Security" written by Matake Kamiya, Professor, the Ntional Defense Academy
• March 2022, ""Economic Security" and the Review of the 2013 NSS and the Related Strategy Documents" written by Nobushige Takamizawa, Visiting Professor, the University of Tokyo
• March 2022, "The US-China Rivalry and Economic Security" written by Yuzo Murayama, Professor, Doshisya University
• March 2022, "Japan's National Security Policies and Science and Technology" written by Nobukatsu Kanehara, Professor, Doshisya University
• March 2022, "Economic Security in the Free Trade Regime" written by Kazuto Suzuki, Professor, the University of Tokyo
• January 2022, "The 2022 South Korean Presidential Election and the Next Administration's Foreign and Security Policy" written by Junya Nishino, Professor, Keio University
• January 2022, "North Korea's Nuclear and Missile Development and Japan's Defense" written by Hideshi Tokuchi, Senior Fellow, GRIPS
• January 2022, "What will Become of Japan-South Korea Relations? The 1965 Japan-South Korea Treaty System in Jeopardy" written by Masao Okonogi, Professor Emeritus, Keio University
• December 2021, "Economic and Social Conditions in North Korea and its Relations with South Korea" written by Mitsuhiro Mimura, Chief Research Fellow, The Economic Research Institute for Northeast Asia.
• December 2021, "China's Korean Peninsula Policy and North Korea" written by Shin Kawashima, Professor, the University of Tokyo.
• December 2021, "China's Korean Peninsula Policy and North Korea" written by Shunji Hiraiwa, Professor, Nanzan University.
• December 2021, "What to Do with the Relations with North Korea?" written by Hitoshi Tanaka, Chairman for Institute for International Strategy at the Japan Research Institute.
• October 2021, "Strategic Implications of North Korea's Enhanced Nuclear and Missile Capabilities" written by Narushige Michishita, Vice President, National Graduate Institute for Policy Studies.
• October 2021, "The Biden Administration's North Korea Policy: Its Low Priority and Looming Crises" written by Tsuneo Watanabe, Senior Fellow, Sasakawa Peace Foundation.
• October 2021, "The Evolution of the US-ROK Alliance: Tasks in the Biden Era" written by Yasuyo Sakata, Professor, Kanda University of International Studies.
• September 2021, "The Development of Regional Security Architecture: From Asia-Pacific to Indo-Pacific" written by Ken Jimbo, Professor, Keio University.
• September 2021, "The Strategic Development of Japanese Security Cooperation under Superpower Competition and the Development of the FOIP and its Operationalization" written by Nobushige Takamizawa, Visiting Professor, Graduate School of Public Policy, The University of Tokyo.
• August 2021, "Security Perceptions of Central Asian Countries--- From the Perspective of China Studies ---" written by Shin Kawashima, Professor, the University of Tokyo.
• August 2021, "Security in the Indian Ocean Region---Implication of the Galwan Incident for QUAD in the Indo-Pacific" written by Dr. Satoru Nagao, Fellow (Non-Resident), Hudson Institute.
• August 2021, "Easternization and Security in Asia" written by Tsuneo Watanabe, Senior Fellow, Sasakawa Peace Foundation.
• July 2021, "The Ideas of "Autonomy" and "Self-Reliance" in Contemporary India's Foreign Strategy" written by Kazutoshi TAMARI, Associate Professor,Chukyo University.
• July 2021, "Thailand's Security Policies and Threat Perceptions" written by Saya Kiba, Associate Professor, Komatsu University, Faculty of Intercultural Communication.
• July 2021, "Myanmar's Security Perceptions and the February 1 Coup d'Etat" written by Yoshihiro Nakanishi, Associate Professor, Kyoto University.
• July 2021, "Australia's Security Perceptions and the "Asia Threat"" written byTomohiko Satake, Senior Fellow, Defense Policy Division, Policy Studies Department, NIDS .
• June 2021, "The Indo-Pacific Regional Architecture: Its Future--- Multipolar Order Beyond US-China Relations ---" by Tsutomu Kikuchi, Professor, Aoyama Gakuin University
• June 2021, "The Quad Plus in the Security of Asia: Its Significance and Outlook" by Hideshi Tokuchi, Senior Fellow, National Graduate Institute for Policy Studies
• June 2021, "Indonesian Views and Perceptions on National Security" by Nobuhiro Aizawa, Associate Professor, The Graduate School of Social and Cultural Studies, Kyushu University
• June 2021, "Normalized Tensions in the Cross-Strait Relations--- Structural Changes in Taiwanese Society and the Xi Jinping Administration's Strategic Shift ---" by Yasuhiro Matsuda, Professor, The University of Tokyo
• June 2021, "China's Maritime Strategy and Responses of the United States and Japan" by Yoji Koda, Former Commander in Chief, Self Defense Fleet
• June 2021, "The South China Issues from the Perspective of the International Law Order",by Shigeki Sakamoto, Emeritus Professor, Kobe University
• May 2021, "Indonesian Views and Perceptions on National Security" by Nobuhiro Aizawa, Associate Professor, Kyushu University
• May, 2021, "The Philippine Foreign and Security Policy Perspective" written by Yusuke Takagi Associate Professor,National Graduate Institute for Policy Studies.
• May, 2021, "Vietnam's Security: Challenges and Responses" written by Tomotaka Shoji Head, Asia and Africa Division, Regional Studies Department, National Institute for Defense Studies
• March, 2021, "Can the Biden Administration Restore America as a Global Leader?" written by Matake Kamiya, Professor, the National Defense Academy of Japan.
• March, 2021, "The Biden Administration and Japan's Security Strategy" written by Hideshi Tokuchi, Senior Fellow, National Graduate Institute for Policy Studies.
• February,2021, "US Foreign and Security Policy Direction Viewed from the Biden Administration's Lineup" written by Tsuneo Watanabe, Senior Fellow, Sasakawa Peace Foundation
• February,2021, "Trade Policies of the Biden Administration" written by Takaaki Asano, Senior Analyst, Sumitomo Corporation Global Research Co. Ltd.
• February,2021, "The Biden Administration's Policy toward Russia" written by Taisuke Abiru, Senior Fellow, Sasakawa Peace Foundation
• January,2021, "Will US Policy Toward China Change?" lectured by Ryo Sahashi, Associate Professor, the University of Tokyo
• January,2021, "How will China View the Biden Administration?" written by Bonji Ohara, Senior Fellow, Sasakawa Peace Foundation
• January,2021, "An Assessment of the 2020 US Presidential Election－American Democracy Now－" lectured by Fumiaki Kubo, Professor, the University of Tokyo
• January,2021, "Two Trumpian Mysteries－Why did Trump win over 70 million votes? Why is his outrageous behavior unchecked?－" lectured by Kazuhiro Maeshima, Professor, Sophia University
• September, 2020, "The Novel Coronavirus (COVID-19) Pandemic and Internationa Relationsl" by Matake Kamiya, Professor, National Defense Academy of Japan
• September, 2020, "The Policy Agenda for the Xi Jinping Administration- COVID-19 Countermeasures and China's International Relations -" by Shin Kawashima, Professor, The University of Tokyo
• "Control in the United States and International Relations" by Koji Murata, Professor, Doshisha University
• September, 2020, "The EU's Response to COVID-19 and International Relations" by Yuichi Hosoya, Professor, Keio University
• August, 2020, "The Corona Crisis Seen from a Macroeconomic Perspective" written by Motoshige Itoh, Professor Emeritus, The University of Tokyo
• August, 2020, "The Coronavirus Pandemic and Japan's Infectious Disease Control" written by Takashi Mihara, Senior Research Fellow, NLI Research Institute
• August, 2020, "Infectious Disease Crisis Control in Japan- Recommendations on an Exit Strategy -" written by Kazumasa Oguro, Professor, Hosei University
• August, 2020, "Security against Infectious Disease Threats --- Policy Responses Abroad" written by Takashi Sekiyama, Associate Professor, Kyoto University
• June 2020,"Transformation of the International Order in the Middle East--- Varying Degrees of "Stateness" and Three Directions of the New Order" written by Satoshi Ikeuchi, Professor, Research Center for Advanced Science and Technology, The University of Tokyo
• June 2020,"Destabilization in the Middle East and its Impacts on Japan's Energy Security" written by Amane Kobayashi, Research Fellow, The Institute of Energy Economics
• May 2020: Urgent Recommendations "Toward a V-shaped Recovery after the Novel Coronavirus Pandemic "Coronavirus Testing for All" --- the First Step of the Next Phase"
• May 2020: "US Diplomacy toward Iran: Economic Sanctions as a Diplomatic Tool" Hiroki Sugita Columnist, Kyodo News
• "Russian Factors in the Middle East" Taisuke Abiru Senior Research Fellow, Sasakawa Peace Foundation
• "The SDF Dispatches to the Middle East --- History and Significance" Ippeita Nishida Senior Research Fellow, Sasakawa Peace Foundation
• March 2020, "Space and Security" Kazuto Suzuki Professor, Hokkaido University
• March 2020, "The US Security Space Policy --- With a Focus on the Establishment of Two Space Forces" Yasuhito Fukushima Chief Researcher, The National Institute for Defense Studies
• March 2020, "China's Recent Activities in Space and Cyberspace" Bonji Ohara Senior Research Fellow, Sasakawa Peace Foundation
• March 2020, "Environmental Security and Japan" Takashi Sekiyama Associate Professor, Kyoto University
• March 2020, "Changes in Global Environment and Security --- US Security Strategy" Hideshi Tokuchi Senior Fellow, National Graduate Institute for Policy Studies (GRIPS)
• February 2020, "Cyberspace Security" Motohiro Tsuchiya Professor, Keio University
• February 2020, "Japan's Space and Cyberspace Policy" Yukinari Hirose Former President of the National Institute for Defense Studies
• December 2019, "The US-China Confrontation --- Where Will Hegemony Reside Next?" Akio Takahara Professor, the University of Tokyo
• December 2019, "Challenges Facing the Chinese Economy" Osamu Tanaka Chief Senior Researcher, Institute of Developing Economies, JETRO
• December 2019, "US Strategic Perception on China: Implications for US Allied Partners" Tsuneo Watanabe Senior Fellow, Sasakawa Peace Foundation
• November 2019, "The Xi Jinping Administration's View of the International Order– China's emphasis on United Nations diplomacy and liberal economic policies−" Shin Kawashima, Professor, the University of Tokyo
• November 2019, "The Future of China's Security Strategy" Hideshi Tokuchi, Senior Fellow, National Graduate Institute for Policy Studies
• November 2019, "China --- Its Confidence and Anxiety" Bonji Ohara, Senior Research Fellow, Sasakawa Peace Foundation
• August 2019: Several Perspectives on the Korean Peninsula Issue--- The Deteriorating Japan-South Korea Relationship and the Uncertain Denuclearization of North Korea --- By Masahiro Akiyama Chairman, the SSDP
• July 2019, "An Outlook on the Denuclearization of North Korea--- What is the Stance of North Korea?---", Junya Nishino, Professor, Keio University
• July 2019, "An Outlook on the Denuclearization of North Korea --- How will the US move?", Narushige Michishita, Vice President, National Graduate Institute for Policy Studies
• July 2019, "Discussion on Denuclearization of North Korea", SSDP Discussion Meeting on May 8, 2019
• May 2019: "Current Status and Prospects of South Korea and Japan's Frictions over History: How to address the Judicial Problems", Masao Okonogi, Professor Emeritus, Keio University
• May 2019: "South Korea and Japan's Frictions over History" (Comments), Junya Nishino, Professor, Keio University
• May 2019: Japan and South Korea Relationships (Question & Answer)
• March 2019: "The Present State and Prospects of the Indian Economy and Economic Policies" written by Koji Kobayashi, Senior Economist Mizuho Research Institute Ltd.
• March 2019: "The "Modi diplomacy" in the History of Indian diplomacy--- Departure from or maintenance of the traditional diplomacy? ---" written by Toru Ito, The National Defense Academy of Japan
• February 2019: Dynamics of Indian Politics and the 2019 General Elections, written by Chiharu Takenaka, Professor of Rikkyo University
• February 2019: "Cooperative Strategy" to Realize "Competitive Strategy"--- The composite structure of Japan's "Free and Open Indo-Pacific" strategy (vision) ---, written by Matake Kamiya, Professor at The National Defense Academy of Japan
• January 2019:, A paper, "How will the US midterm elections results affect the Trump administration's foreign policy for 2019?" written by Tsuneo Watanabe, Senior Fellow, the Sasakawa Peace Foundation
• January 2019:, A paper, "The Present and Future of the International Trade Order" , written by Akihiko Tamura, Professor, National Graduate Institute for Policy Studies
• December 2018: The US-China Competition and Japan, written by Ryo Sahashi, Professor at Kanagawa University
• December 2018: An Outlook for the US-China Trade War―What makes the two economically interdependent superpowers confront each other?―, written by Takashi Sekiyama, Associate professor at Toyo University
• September 2018: Proposal, "The Denuclearization of North Korea and the Restoration of Peace in the Korean Peninsula― Correct Perceptions and Eight Proposals on Japan's North Korea Diplomacy－" edited by the Society of Security and Diplomatic Policy Studies
• September 2018: "The Taiwan Policy of the Xi Jinping Administration in its Second Term: An Outlook on Cross-Strait Relations in the New Era" written by Yasuhiro Matsuda, Professor of the Tokyo University
• July 2018: "The EU States and Russia on North Korea Issues- Expansion of Influence through Diplomacy: Attempts and Limitations -" lectured by Yuichi Hosoya, Professor of Keio University
• "An Assessment of the US-North Korea Summit and an Outlook for the Future of the Korean Peninsula" lectured by Junya Nishino, Professor of Keio University
• "Korean Peninsula Issue and Japan's Future Security Policy" written by Hideshi Tokuchi, Senior Fellow of National Graduate Institute for Policy Studies
• July 2018: "US North Korea policy affected by personnel changes in the Trump administration" lectured by Tsuneo Watanabe, Senior Fellow of the Sasakawa Peace Foundation.
• "China-North Korea relationship under Xi Jinping" lectured by Shin Kawashima, Professor of the Tokyo University.
• "North Korean Denuclearization and Russia" lectured by Nobuo Shimotomai, Professor of the Hosei University.
• March 2018: "The Network Hegemony Theory for a Security Architecture in The Asia Pacific Region" lectured by Masahiro Akiyama, Chairman, the Society of Security and Diplomatic Policy Studies
• January 2018: "A Destabilized Middle East" lectured by Koichiro Tanaka, Professor, Keio University
• December 2017: "Problems in Sino-Japanese Relations, 1992-2042" lectured by Ezra F. Vogel, Professor of the Social Sciences Emeritus at Harvard University
• November 2017: "The Future of the Asia-Pacific Region" written by Yoriko Kawaguchi, Fellow, the Meiji Institute for Global Affairs, Former Minister Foreign Affairs
• October 2017: "A New Trend in India's Foreign Policy and Japan" Written by HIROSE,Takako, Professor, Senshu University
• August 2017: "The Shocks that shook the Transatlantic World and their Implication for Japan's Foreign Policy" written by HOSOYA, Yuichi, Professor, Keio University
• August 2017: "Does Economic Interdependence not Encourage Collaboration? ―Thinking Japan-China Relations from an Economic Perspective―" written by Takashi SEKIYAMA, Ph.D., Toyo University
• July 2017: Proposal article "The Trump Administration's Impact on the Cross-Strait Relations" written by Yasuhiro Matsuda, Ph.D.
• June 2017: Proposal article "The outlook for the relationship between two great powers and implications for Japanese diplomacy" written by Professor Shin Kawashima
• May 2017: (Emergency Proposal) Facing the Inconvenient Truth: Re-examining Policy for Peace and Denuclearization of the Korean Peninsula (Chief author, Masao Okonogi)
• March 2017: "Economic Influences of the Trump Administration" written by Professor Motoshige Ito
• February, 2017: Proposal article "Trump's Foreign and Security Policy - Unpredictable President, Realistic Secretaries - " written by Mr. Tsuneo Watanabe is posted on the website of SSDP.
• December, 2016: Proposal article "Reconsidering North Korea Policy: How to Deal with a Nuclear Armed Divided States" written by Professor Masao Okonogi is posted on the website of SSDP.

• Taiwan-Japan Round Table on August 24th, at Capital Tokyu Hotel
• Japan-Korea Political Leaders Dialogue was held on February 10th,2023 at International House of Japan
• March 2022, A remembrance seminar "Remembering Professor Ezra Vogel" held on January 17, 2022
• March 2021, Japan-ROK Parliamentary Dialogue -Japan-ROK Cooperation in the Era of US-China Competition- held on March 11, 2021
• December 2020: The report of the Japan-ROK Future Dialogue held on November 21 to discuss "Japan-ROK Cooperation in the Post-Covid-19 Era
• October 2020: "Responses to COVID-19 and Agendas for the Post-COVID-19 Era", A Brief Overview of the Japan-Korea Experts Dialogue held on July 29,30, 2020
• October 2020: "The China-Taiwan Confrontation over Corona Response and Taiwan's Security" written by Makoto Ogata, Former Chief of the Japan-Taiwan Exchange Association in Taipei
• May 2020: "Rivalries in the Middle East in New Security Dynamics", Written by Sayed Ghoneim, Major General (retired) of the Egyptian Armed Forces, Chairman, Institute for Global Security & Defence Affairs
• March 2020: The Japan-South Korea Relationship in a Cul-de-Sac--- Where is an Exit ? Masao Okonogi Professor Emeritus, Keio Universit
• December 2019: The Hong Kong Upheaval and the Future of Cross-Straits Relations－The 2019 Japan-Taiwan Strategic Dialogue Report OGATA, Makoto Former Chief of the Japan-Taiwan Exchange Association in Taipei
• August 2019: Report; 2019 FUTURE CONSENSUS DIALOGUE --Sustainable Prosperity and Future of Korea-U.S.-Japan Cooperation-- By Future Consensus Institute (Yeosijae)
• June 2019: Report on India – Japan Security Dialogue 2019 by Ms. Vindu Mai Chotani, Ph.D Student, The University of Tokyo
• June 2019: Four papers on Japan-India Cooperation submitted to India-Japan Security Dialogue 2019
  1. Japan's Rationale for a Free and Open Indo-Pacific Vision
     Tsuneo Watanabe, Senior Fellow, The Sasakawa Peace Foundation
  2. The Significance and Possibilities of India-Japan Cooperation in the Concept of the Indo-Pacific
     Toru ITO Associate Professor, National Defense Academy of Japan
  3. Japan-India Defense Cooperation in the Indo-Pacific Context - Operationalizing the Security Aspect of the Indo-Pacific Vision –
     Hideshi Tokuchi, Senior Fellow, National Graduate Institute for Policy Studies (GRIPS)
  4. India-US-Japan Defense Cooperation: What's next?
     Dr. Satoru Nagao, Hudson Institute
• November 2018: "The Present State of the Japanese Economy and Policy Issues" lectured by Motoshige Itoh, Professor Emeritus at the University of Tokyo.
• November 2018: "Expanding Social Security Expenses and Fiscal Reforms" lectured by Kazumasa Oguro, Professor at Hosei University.
• September 2018: "Taiwan Identity and Cross-Strait Relations and Trump's Taiwan Policy and the Future of Taiwan-US Relations-Discussion at The Second Japan-Taiwan Strategic Dialogue (June 21, 2018, Taipei)-" written by OGATA, Makoto
• September 2018: "Japan-Taiwan Dialogue 2018 Minutes", 21st June 2018, Taipei, Taiwan.
• July 2018: Report on The Second Japan – Philippines Strategic Dialogue prepared by Ms. Vindu Mai Chotani, Ph.D. Student, Graduate School of Public Policy, Tokyo University.
• May 2018: "Civilian Control "at Crisis"? – Perhaps Not, for the Case of the Field Sit-reps from SDF's South Sudan Mission" reported by Ippeita Nishida, Research Fellow, the Sasakawa Peace Foundation
• January 2018: "Fukushima, Genki？Project－Young Taiwanese volunteers introduce the facts on Fukushima's revival through documentary films－" reported by OGATA, Makoto, Former Chief of the Japan-Taiwan Exchange Association in Taipei
• December 2017: "Commemorating a Quarter Century of Dispatches of the JSDF's PKO Units: Challenges and Possibilities in the Post South Sudan" written by Takayuki Shoji, Lecturer, Nihon University
• November 2017: "19th CCP National Congress" written by Mr. Bonji Ohara, Senior Research Fellow, the Sasakawa Peace Fondation
• October 2017: "What is Japan's Role in the Indo-China border conflict?" written by Dr. NGAO,Satoru, Research Fellow, Institute for Future Engineering
• July 2017: "Overview of the Current Situation in Taiwan-" the Naturally Independent Generation" will affect the Taiwan"s politics-" written by Makoto Ogata MGE.(Ret.)
• June 2017: "Japan-U.S. Economic Dialogue" written by Mr.Takaaki Asano
• March 2017: "The Japan-Philippines Strategic Dialogue" written by Mr. Hideshi Tokuchi
• February, 2017: Current topic "The Importance of Japan's Security Role Under Trump" written by Dr. Satoru Nagao is posted on the SSDP website.
• December, 2016: Current topic "Widening Security Task: Will SDF do the Job?" written by Mr. Ippeita Nishida is posted on the SSDP website.

• April 2026, Research journal "Security Studies (vol8 no1) April 2026" (Examining Trump 2.0) in English edition was published.
• January 2026, Research journal "Security Studies (vol7 no4) January 2026" (Considering Russia after the Ukraine War) in English edition was published.
• October 2025, Research journal "Security Studies (vol7 no3) October 2025" (Pax China on the Horizon?) in English edition was published.
• July 2025, Research journal "Security Studies (vol7 no2) July 2025" (Studies on India from the Viewpoint of Japan's Security) in English edition was published.
• April 2025, Research journal "Security Studies (vol7 no1) April 2025" (Economic Outlook and Economic Security) in English edition was published.
• January 2025, Research journal "Security Studies vol6 no4" (Where Is the US Headed under the Second Trump Administration- Analysis of the 2024 Presidential Election) in English edition was published.
• October 2024, Research journal "Security Studies vol6 no3" (What Will End the Ukraine War?) in English edition was published.
• July 2024, Research journal "Security Studies vol6 no2" (How Has South Korea Changed under the Yoon Suk-yeol Administration?) in English edition was published.
• April 2024, Research journal "Security Studies vol6 no1" (The Middle East in Turmoil) in English edition was published.
• December 2023, Research journal "Security Studies vol5 no4" (What is th Global South?) in English edition was published.
• September 2023, Research journal "Security Studies vol5 no3" (Hegemonic America: Where It's Headed) in English edition was published.
• June 2023,Research journal "Security Studies vol5 no2" (Nuclear Crisis Scenarios Facing Japan and the Outlook of Nuclear Deterrence and Arms Control and Disarmament) in English edition was published.
• March 2023,Research journal "Security Studies vol5 no1" (What Will Happen to European Security?―Facing the War in Ukraine) in English edition was published.
• January 2023, Research Jounal "Security Studies (vol 4 no 4)" - Defending Our Country – Defense Policy in a "New Cold War Era - was published.
• October 2022, Research Jounal "Security Studies (vol 4 no 3)" - Xi Jinping's China - Politics, Economy, Society and Diplomacy - was published.
• Jun 2022, Research Jounal "Security Studies (vol 4 no 2)" -The Russia-Ukraine War and Its Global Impact- was published.
• March 2022, Research Jounal "Security Studies (vol 4 no 1)"-What is Economic Security?- was published.
• December 2021, Research Jounal "Security Studies (vol 3 no 4)"-Korean Peninsula Situation- was published.
• September 2021, A research journal "Security Studies vol03 no03" -Asia's Security II- (English edition)
• June 2021, A research journal "Security Studies vol03 no02" -Asia's Security I- (English edition)
• March 2021: Research journal "Security Studies (vol3 no1) "- US Foreign Policy in the Biden Administration / The 2020 US Presidential Election and American Democracy -(English edition)
• December 2020: A research journal "Security Studies (vol2 no4) "- Normalize Japan-South Korea Relations trough Dialogues -(English edition)
• September 2020: A research journal "Security Studies (vol2 no3) "-The Novel Coronavirus and Security-(English edition)
• July 2020: A research journal "Security Studies (vol2 no2) - Middle East Situation and Japan's Security - " (English edition) was published
• May 2020: A research journal "Security Studies (vol2 no1) - Cyber, Space, Environment and Security - " March 2020 (English edition)
• February 2020, "A research journal "Security Studies (vol1 no4) " (English edition)"
• September 2019: A research journal "Security Studies (vol1 no3) " (English edition)
• August 2019: Korea-Japan Joint Seminar: FUTURE CONSENSUS DIALOGUE
• April 2019: "Security Studies (vol1 no2) April 2019"
• March 2019: A research journal "Security Studies vol1 no01" just published
• February 2019: The Denuclearization of North Korea and the Takeshima Issue
• December 2018: Former Vice Defense Minister Masahiro Akiyama's Memoirs (An Ad)
• November 2018: Participation in the Future Consensus Forum held in Beijing
• September 2018: "2018 Indo-Pacific Security Dialogue" reported by Masahiro Akiyama
• 2017 December: "The Butterfly Project-A possibility of showing a solution to the North Korea problem-"
• October 2017: Campaign on the problems with North Korea
• August 2017: A New Containment Policy Strategy
• June 2017: Korean peninsla
• March 2017: President Duterte
• February, 2017: Kazakhstan
• November, 2016: Participated in Astana Club 2016 held in Kazakhstan on November 14- 16, 2016.