Connecting People & Ideas to Advance Mutual Interests in U.S.-Asia Relations

Applications for the second cohort of the “Mansfield Next Generation of U.S.-Japan Nuclear Policy Experts” program are now closed.

Applications Closed January 28, 2024

This training program aims to nurture a new generation of Japanese and American nuclear experts who will contribute to the strengthening of U.S.-Japan security relations and grow into leaders and policymakers with a comprehensive understanding of regional nuclear security dynamics.

The program, held entirely in English, includes a series of interactive webinars culminating in an in-person, immersion training in Washington, DC, and the opportunity to publish a short policy-relevant article. The participants will receive round-trip airfare to Washington, accommodations, and meals.


  • Japanese students enrolled in an MA or PhD program in international relations, security studies, political science, or related fields at a university in Japan; OR
  • Students (including non-U.S. citizens) enrolled in an MA or PhD program in international relations, security studies, political science, East Asian studies, or related fields at a university in the United States.


January 28, 2024 | Deadline to apply

Early February 2024 | Short virtual interviews with candidates and selection of the Japanese and U.S. program participants

Late February / Early March 2024 | Virtual meet-and-greet among participants and Mansfield staff

March-July 2024 | Three virtual interactive webinars (90 minutes each), featuring a speaker discussing global nuclear politics and history; nuclear security dynamics in the Indo-Pacific; and arms control and the future of nuclear agreements. Additional optional webinars may be scheduled.

September 2024 | Participants travel to Washington, DC for a 7-day in-person training program. Facilitated by the Foundation, the students will meet with key nuclear experts from academia and think tanks as well as practitioners from the U.S. government.

November 2024 | Participants will work in groups and submit a short policy-relevant piece for online publication with the Mansfield Foundation.

The application deadline for Cohort 2 was January 28, 2024 at 11:59 p.m. EST.

If you have any questions about the program, please send an email to