Sayuri Romei

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Stanton Nuclear Security Fellow
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Ph.D. in political science, Roma Tre University; MA in international relations, Roma Tre University; BA in international relations, La Sapienza University; BA in English literature, La Sorbonne Nouvelle

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Sayuri Romei is a Stanton nuclear security fellow at the RAND Corporation, specializing in security issues in the Indo-Pacific, U.S.-Japan relations, Japan’s nonnuclear policy and U.S. extended nuclear deterrence. Prior to RAND, she was a public policy fellow at the Wilson Center, the fellow for security and foreign affairs at Sasakawa Peace Foundation USA, and a MacArthur nuclear security fellow at Stanford University’s Center for International Security and Cooperation. Her doctoral work focuses on Japan’s nuclear hedging posture and examines how the country started and maintained such a stance throughout the postwar era. Her work has been featured in the Washington Post, Kyodo News, The Air Force Journal of Indo-Pacific Affairs, among others, and she has appeared on BBC World News, PBS NewsHour, NK News, and the National Journal to comment on security issues in East Asia. Romei is part of the 2020 class of the Project on Nuclear Issues Mid-Career Cadre and speaks Japanese, Italian, and French. She holds a Ph.D. in political science from Roma Tre University, an M.A. in international relations, a B.A. in English literature from Sorbonne University, and a B.A. in international relations from the University of Roma La Sapienza.


Japanese; Italian; French


  • Children sing and dance in front of Children's Peace Monument to commemorate the coming into effect of the TPNW at Hiroshima Peace Memorial Park in Hiroshima, Japan, January 22, 2021, photo by Osamu Kanazawa/Yomiuri Shimbun via Reuters

    Nuclear Ban Treaty Offers Rare Chance for Japan

    As the only country to suffer the horrors of wartime atomic bombings, one would assume Japan would eagerly sign any treaty to ban such weapons. Why hasn't Japan signed the Treaty on the Prohibition of Nuclear Weapons, which took effect in January 2021?

    Apr 30, 2021 Asahi Shimbun

  • U.S. President Joe Biden and Japan's Prime Minister Yoshihide Suga arrive for a news conference at the White House in Washington, D.C., April 16, 2021, photo by Tom Brenner/Reuters

    Suga-Biden Summit: Rekindling Confidence in the U.S.-Japan Alliance

    The April summit between U.S. President Joe Biden and Japanese Prime Minister Yoshihide Suga signaled a deepening in the U.S.-Japan alliance. It highlighted important new areas of cooperation and a concrete agenda for U.S.-Japan relations.

    Apr 26, 2021 Kyodo News