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News: The United States and Japan are conducting their largest joint military exercise, involving around 56,000 personnel, through October 29.
About Exercise “Keen Sword 27”

- Origin: The Exercise “Keen Sword 27” was established in 1986 between the United States and Japan.
- Nature: It is a major biennial, multi-domain joint field training exercise (FTX).
- Members: The exercise involves the Japan Self-Defense Forces (JSDF) and the US Armed Forces.
- Key Features of Exercise “Keen Sword 27”
- Host: Japan is hosting the 27th edition of the exercise.
- Scale: The exercise involves around 56,000 personnel, 40 vessels and 260 aircraft.
- Invited Participants: Australia is invited alongside Canada, France, Germany, New Zealand, the Netherlands and the Philippines.
- Defence Training: It focuses on defending Japan’s south-western islands, responding to regional crises and keeping sea lanes open.
- Missile Deployment: US and Japanese forces have positioned advanced anti-ship missile systems on Yonaguni and nearby Ishigaki islands for the first time in these exercises.
- Advanced Capabilities: The exercise includes trilateral experiments on autonomous systems, underwater acoustic communications and command-and-control approaches.
- Interoperability: It strengthens coordination among Australia, Japan and the US, including cooperation in maritime, air, space and cyber capabilities.



