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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 Comparative Study of Defense Industries: Autonomy, Priority, and Sustainability (co-authored, Institute of Geoeconomics, 2023).

Research Fellow

Kota 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 Aerospace Exploration Agency (JAXA), where he focused on researching U.S. space policy, coordinating with other space agencies, and developing JAXA's cybersecurity policy and incident response strategies. From 2019 to 2022, Mr. Umeda served as JAXA's liaison officer in Washington, D.C., collaborating with the U.S. government, industry leaders, and various stakeholders to promote Japan-U.S. space cooperation. Prior to his career in the space sector, Mr. Umeda spent five years at the Japan Ministry of Defense, where he researched military activities surrounding Japan and contributed to the formulation of arms control and disarmament policies. He holds a Master of Laws from Kyoto University and a Bachelor's degree in Policy Studies from Kwansei Gakuin University.