Sasakawa USA Tabletop Exercises


Sasakawa USA Tabletop Exercises (TTXs) bring together policy experts from Japan, the United States, and other countries to examine pressing security issues in East Asia through simulated real-world contingencies. Participants work in teams to address a variety of scenarios. The exercises aim to strengthen U.S.-Japan—and broader multilateral—cooperation in the face of current and future challenges and threats.

Past tabletop exercises have tested at Japan’s cyber-preparedness, the potential for a confrontation between Japan and China, and U.S., Japan, and South Korean responses to North Korean provocations.


Tabletop Exercise: Pacific Trident

Tabletop Exercise: Pacific Trident was a three day exercise testing the policies, strategies, and capabilities of U.S. alliances with South Korea and Japan as well as trilateral cooperation in the face of North Korean provocations.

Operation Rugby Daemon Cybersecurity Desktop Exercise

“Operation Rugby Daemon” is a tabletop exercise sponsored by Sasakawa USA as part of the Cyber3 Conference. The exercise offers insights into the state of preparedness of Japanese stakeholders in the face of a large-scale cyberattack through a series of simulated attacks on the 2019 Rugby World Cup.

Senkaku Islands Tabletop Exercise

In March 2017, Sasakawa USA organized an exercise at Lockheed Martin’s “Lighthouse” TTX facilities in Suffolk, Virginia. The TTX focused on contingencies that might result from ongoing disputes between Japan and China in the East China Sea. Participants examined how the United States and Japan might jointly respond to a variety of Chinese provocations in the area.


Testing Trilateral, U.S.-Japan, and U.S.-ROK Responses to North Korean Provocations: Tabletop Exercise Pacific Trident

Author: Admiral Michael McDevitt and Yoichi Kato

Categories: Tabletop Exercise

Tabletop Exercise Pacific Trident explored trilateral, U.S.-Japan, and U.S.-Republic of Korea (ROK) responses to unexpected events and deliberate North Korean provocations. This report summarizes the exercise, its policy-level insights, and its final recommendations to policymakers in the United States, ROK, and Japan.

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