The Institute of Geoeconomics (IOG) / Research / Hirohito Ogi

Hirohito Ogi ’s Research

Senior Research Fellow

Hirohito Ogi is a senior research fellow at the Institute of Geoeconomics (IOG) studying military strategy and Japan’s defense policy. Before joining the IOG, Mr. Ogi had been a career government official at the Ministry of Defense (MOD) and Ministry of Foreign Affairs (MOFA) for 16 years. From 2021 to 2022, he served as the Principal Deputy Director for the Strategic Intelligence Analysis Office, the Defense Intelligence Division at the MOD, where he led the MOD’s defense intelligence. From 2019 to 2021, he served as a Deputy Director of the Defense Planning and Programming Division at the MOD. He holds a Master’s degree in international affairs from the School of International and Public Affairs (SIPA), Columbia University, and a Bachelor’s degree in arts and sciences from the University of Tokyo. He is the author of various publications including <i>Comparative Study of Defense Industries: Autonomy, Priority, and Sustainability</i> (co-authored, Institute of Geoeconomics, 2023).

How should Japan respond to China’s nuclear threat?

Concerns over a potential Taiwan contingency have steadily intensified since 2021, the year former U.S. Indo-Pacific Command Comma

Senior Research Fellow

Hirohito Ogi

What Takaichi’s Snap Election Landslide Means for Japan’s Defense and Fiscal Policy

Election Results: Key Takeaways and Implications / Coalition Dynamics: How Partner Shifts Change Policy / Impact on the National

Senior Research Fellow

Hirohito Ogi

Defense Capabilities and Defense Industrial Cooperation in and across the Indo-Pacific

Japan’s Defense Industrial Policy / South Korea’s Defense Industrial Policy / Australia’s Defense Industrial Policy / Europe’s Re

Senior Research Fellow

Hirohito Ogi

From Decline to Surge: The Defense Industry in the Era of Excess Demand (Executive Summary)

As Japan’s security environment deteriorates, demand and expectations for its defense industry are rising sharply. This surge repr

Senior Research Fellow

Hirohito Ogi

Beyond a Zero-Sum Approach to U.S.-Japan Defense Burden Sharing

The Trump administration’s policy of pressing U.S. allies to shoulder more of the defense burden has fueled fears of “abandonment”

Senior Research Fellow

Hirohito Ogi

Can the Trump Administration Address the U.S. Military’s Multi-Front Resource Dispersion?

*The original article in Japanese was published on January 29, 2025. As intense fighting continues in Ukraine, uncertainty ling

Senior Research Fellow

Hirohito Ogi

Lessons from Ukraine and Gaza on humanitarian law

Civilian casualties caused by Russia's missile attacks on Ukrainian cities and Israel's assault on Gaza have raised international

Senior Research Fellow

Hirohito Ogi

Russia’s nuclear blackmail must be met with denial

Among a broad range of impacts on the international order, one of the most concerning issues from the Russia-Ukraine war would be

Senior Research Fellow

Hirohito Ogi

Japan-U.S.-South Korea Trilateral Cooperation in Response to the Russia-North Korea Partnership

Senior Research Fellow

Hirohito Ogi

The Opportunity and Duty for Japan’s Defense Exports Amid the Demand-Pulled International Defense Economy

The Economic Security Promotion Act enacted in 2022 stipulates as its objective “the promotion of national security through integr

Senior Research Fellow

Hirohito Ogi

Ranking

The Institute of Geoeconomics (IOG) / Research / Hirohito Ogi