Ryuji HATTORI

I was born in Tokyo and earned my bachelor's degree in law at Kyoto University. I also received an MA and a Ph.D. in political science from Kobe University, an MA in international relations from Johns Hopkins University, and an MA in human security from the University of Tokyo.
My primary publications in English have been the following.

• After Terrorism: The US–Japan Alliance in the Post-9/11 Security Dilemma. New York: State University of New York Press, 2026.
• Japan’s Humanitarian Aid Toward Myanmar After the 2021 Coup: Exploring Four Channels Amid the Weaponization of Assistance. Co-authored with Tual Sawn Khai. Singapore: Springer.
• War and Diplomacy in Modern Japan: Prime Minister Kōki Hirota and His Times. Singapore: Springer, 2025.
• Japanese Diplomacy and East Asian International Politics, 1918-1931. London: Routledge, 2024.
• Fighting Japan’s Cold War: Prime Minister Yasuhiro Nakasone and His Times. London: Routledge, 2023.
• Japan and the Origins of the Asia–Pacific Order: Masayoshi Ohira’s Diplomacy and Philosophy. Singapore: Springer, 2022.
• China-Japan Rapprochement and the United States: In the Wake of Nixon’s Visit to Beijing. London: Routledge, 2022.
• Japan at War and Peace: Shidehara Kijūrō and the Making of Modern Diplomacy. Canberra: Australian National University Press, 2021.
• Eisaku Satō, Japanese Prime Minister, 1964–72: Okinawa, Foreign Relations, Domestic Politics and the Nobel Prize. London: Routledge, 2021.
• Understanding History in Asia: What Diplomatic Documents Reveal. Tokyo: Japan Publishing Industry Foundation for Culture, 2019.