A Tokyo-based think tank sharing better ideas for Japan and the world
About us



Satoshi Nakagawa

Executive Director

Before assuming his position at API in January 2020, Nakagawa was Chairman of the Association of Credit Rating Agencies in Asia (ACRAA). Over the course of his career, he has served in posts at the Export-Import Bank of Japan, the Japan Bank for International Cooperation (JBIC), Japan’s Ministry of Finance, the ASEAN+3 Macroeconomic Research Office (AMRO), Japan Credit Rating Agency, Ltd. (JCR), and ACRAA. He has strong expertise in sovereign risk assessment of emerging market economies in Asia, as well as rich experiences in managing international organizations. He also possesses a broad network of contacts within Asia.
He received an LL.B. from Keio University and a M.Phil. in Development Studies from the University of Cambridge.




Yuichi Hosoya

Managing Director, Research Director
Professor, Faculty of Law, Keio University

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. His research interests include the postwar international history, British diplomatic history, Japanese foreign and security policy, and contemporary East Asian international politics. His most recent publications include, Security Politics: Legislation for a New Security Environment (Tokyo: JPIC, 2019). His comments appeared at New York Times, Washington Post, Financial Times, USA Today, Die Welt and Le Monde, as well as at major Japanese media.


KATO Yoichi
MSF Senior Fellow
Adjunct Fellow, Center for Strategic and International Studies (CSIS)
Special Fellow, Waseda Institute of Asia-Pacific Studies (WIAPS)

KATO Yoichi joined Rebuild Japan Initiative Foundation (RJIF) in January 2016, where he directs projects on diplomacy, security and strategy. Prior to joining RJIF, he was national security correspondent of the Asahi Shimbun and covered foreign policy and national security issues of Japan, Japan-U.S. alliance and the overall strategic issues in the Asia-Pacific region. He was bureau chief of Asahi’s American General Bureau in Washington, DC.
He was visiting scholar at the School of International Studies of Peking University, where he conducted a research on the strategic chemistry between the United States and China. He was also visiting fellow at both the Institute for National Strategic Studies of U.S. National Defense University (INSS/NDU) and the Center for Strategic and International Studies (CSIS) in Washington, D.C. He taught national security strategy at Gakushuin University in Tokyo.
He earned his MA from the Fletcher School of Law and Diplomacy at Tufts University, U.S.A. and BA from Tokyo University of Foreign Studies.

Project: “Japan-U.S. Military Statesmen Forum”

Jonathan Soble
Visiting Fellow

Jonathan Soble joined AP Initiative in 2018 after a 15-year career in journalism, during which he served as Tokyo correspondent for the New York Times and Tokyo bureau chief for the Financial Times. Born in Canada, he attended the University of Toronto and the Columbia University Graduate School of Journalism. Jonathan cultivated an interest in Japan as a high school and university exchange student, and later as a participant on the Japanese government’s Japan Exchange and Teaching program, in Kochi Prefecture. After graduating from Columbia with a Masters degree in journalism, he joined the Tokyo bureau of Dow Jones Newswires in 2002, and later moved to Reuters, the FT and the Times.

Project: “The World Economic Forum Fourth Industrial Revolution Japan Center”

Shin Oya

OYA Shin
Senior Consulting Fellow

OYA Shin received his B.A. in Law from Tohoku University, L.L.M. from Law School at Boston University, and M.Sc. in Finance from Business School at George Washington University. He joined Japan Bank for International Cooperation (JBIC) in 1991 and experienced various positions including Director, Asian Operation; Director, Oil and Gas Operation; Chief Representative for New Delhi office. Now he serves as Chief Representative for Strategic Research of JBIC.

Project: “Technology Alliance”, “Japan-U.S. Military Statesmen Forum”

Yuka Koshino

IISS Research Fellow (API Matsumoto-Samata Fellow)

KOSHINO Yuka is the inaugural Matsumoto-Samata Fellow at the Asia-Pacific Initiative (API). Through this fellowship, Ms Koshino works full-time as Research Fellow for Japanese Security Policy and Defence Industry at the International Institute for Strategic Studies (IISS) in London. In her capacity, she conducts independent research on Japanese security and defence policy and economic statecraft as part of the newly established IISS Japan Chair Programme. She also contributes to The Military Balance and provides analysis for research projects carried out by the Defence and Military Analysis Programme team.

Prior to joining the IISS, she served as a research associate with the Japan Chair at the Center for Strategic and International Studies (CSIS), where she managed projects and provided independent analysis on US–Japan relations and US strategy in the Indo-Pacific region. She also has experience providing policy and business analysis on Asia’s high-tech and defence industries at the Avascent Group and the Asia Group in Washington, DC. She previously reported and published news stories on Japanese political, economic and business affairs at the Tokyo bureaus of the Wall Street Journal, the Economist and the Japan Times.

She holds an MA in Asian Studies from the Edmund A. Walsh School of Foreign Service at Georgetown University and a BA in law from Keio University. While a student at Keio, she completed an academic year at the University of California, Berkeley.

Jun Mukoyama


MUKOYAMA Jun joined AP Initiative in September 2019. Prior to AP Initiative, she served over 10 years as a business development and investment professional in Mitsubishi Corporation, one of the largest trading houses in Japan. She worked on financing and M&A transactions in infrastructure sector and spent 2 years at OMERS, a Canadian pension fund based in Toronto.
She holds B.A in Law, Political Science from Keio University, M.P.A from Harvard University John F. Kennedy School of Government. Nitobe Leadership Program Fellow.

Project: “’Social Implementation’ of The Fourth Industrial Revolution”, “Policy Entrepreneurs’ Platform”

Yoshiyuki Sagara

SAGARA Yoshiyuki

SAGARA Yoshiyuki has 15 years of career experience working in the Japanese government and the United Nations system, as well as in the technology industry. Before joining API, he served as Assistant Director of the Second Northeast Asia Division (North Korea desk) at the Ministry of Foreign Affairs of Japan from 2018 to 2020. From 2015 to 2018, he served in the Guidance and Learning Unit within the Policy and Mediation Division of the UN Department of Political Affairs in New York, where he analyzed and disseminated best practices and lessons learned from UN preventive diplomacy and political engagements, such as in Nigeria, Iraq, and Afghanistan. From 2013 to 2015, he served in the International Organization for Migration Sudan, based in Khartoum. As a project development and reporting officer in the Chief of Mission’s Office, he developed and implemented peacebuilding and social cohesion projects in conflict-affected areas of Sudan, especially Darfur. While serving in the Japan International Cooperation Agency (JICA) Headquarters from 2012 to 2013, he managed rural and fishery development projects in Latin America and the Caribbean region. From 2005 to 2011, he worked at DeNA Co., Ltd. in Tokyo and engaged in expanding tech businesses.

He holds a Master of Public Policy from the Graduate School of Public Policy at the University of Tokyo, and a BA in law from Keio University.

Project: “API Institute of Geoeconomic Studies”, “Japan-U.S. Military Statesmen Forum”

Toshio  Murakami


MURAKAMI Toshio joined API as a fellow in July 2020. Prior to that he spent over 10 years working as a macroeconomic researcher and in corporate lending and investment risk management for a major insurance company: Tokio Marine & Nichido Fire Insurance Co. He gained his BA in economics from Kanagawa University and then his MA from Tokyo Institute of Technology.

Project: “API Institute of Geoeconomic Studies”

SUZUKI “Henry” Hiromasa

SUZUKI “Henry” Hiromasa
APIF Executive Vice President & Fellow

SUZUKI “Henry” Hiromasa joined API in August 2020. Prior to that he spent over 15 years working at MUFG Bank, a Japanese financial institution with a major presence globally. serving the corporate business development in the US and Japan, global credit risk management in transportation finance and project finance, and leading the project management for MUFG Bank’s M&A. He holds a BA in economics from Keio University.

Project: “Asia Pacific Initiative Forum (APIF)”

Motoyuki Suzuki

SUZUKI Motoyuki
Self-Defense Forces (SDF) Fellow

SUZUKI Motoyuki is a Lieutenant Colonel of the Japan Ground Self Defense Force. He has held multiple positions in the 3rd Tank Battalion and Armor Department, Fuji School as an armor officer. He has also held key staff assignments at the Operation Support Division of the Operation Support/Intelligence Department under the Ground Staff Office and the Defense Policy Division of the Defense Plans and Policy Department (J-5) under the Joint Staff Office.

He received his commission from the National Defense Academy in 2002. He is a graduate of the Command and Staff Course at the JMSDF Command and Staff College and the Joint Combined and Warfighting School at the Joint Forces Staff College in the United States.

Project: “Japan-U.S. Military Statesmen Forum”

Narumi Shibata

Program Officer

SHIBATA Narumi is a program officer at API. She is responsible for management of the “Fukushima 10 years” project. She has career experience working in the social sector and overseas Japanese embassy(Israel) as well as in the technology industry. She studies women’s narratives in conflicts and has a strong interest in conflict resolution, Middle East politics, Civic-Tech and women’s political participation.

She holds a BA in International Politics, Economics and Communication from Aoyama Gakuin University, Japan.

Project: “Fukushima 10 years”, “Liberal International Order (LIO)”

Katherine Reilly

Katherine Reilly
Research Assistant

Prior to joining API, Reilly received her Master of Arts in Law and Diplomacy from the Fletcher School of Law and Diplomacy at Tufts University and following that was a Toshizo Watanabe Fellow at the Inter-University Center for Japanese Language Studies. Her research at the Fletcher School primarily focused on East Asian security issues with a particular focus on cyber and nuclear security. Previously, she worked for the Consulate-General of Japan in Boston as a Researcher for the Economic Affairs and Science & Technology division. She graduated from Bard College with a bachelor’s degree in Asian Studies.