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Japan deploys extended-range missiles in joint US military exercises

Japan has deployed long-range missiles as part of the Keen Sword bilateral military drill with the United States, underscoring the allies' coordinated defense posture amid regional tensions. The exercise continues across multiple Japanese locations through late October.

LSN Singapore · 19 October 2026

Japan deploys extended-range missiles in joint US military exercises

Japan has fielded extended-range missile systems during joint military exercises with the United States, demonstrating the operational readiness of the two nations' combined forces. The Keen Sword drill, which runs until October 29, involves deployments across various locations throughout Japan and represents one of the largest integrated exercises between Tokyo and Washington.

The deployment of longer-range missile capabilities signals Japan's commitment to strengthening its defense infrastructure alongside its closest security partner. Such coordinated military drills have become routine elements of the US-Japan alliance, particularly as both nations address evolving security challenges in the Indo-Pacific region.

The exercise encompasses air, maritime, and ground-based operations, with participating forces conducting coordinated maneuvers and live-fire components. The Keen Sword series of drills has served as a cornerstone of bilateral military cooperation, allowing both nations to test interoperability and refine joint operational procedures.

The timing and scope of this year's exercise reflect ongoing efforts by Japan and the United States to maintain deterrence capabilities and demonstrate alliance solidarity to regional partners and potential adversaries. Military officials have characterized such regular training cycles as essential to ensuring both nations' armed forces remain prepared for potential contingencies.