U.S., Japan ink GPI co-development agreement; Japan denied role on missile 'front end'

By Jason Sherman / May 15, 2024 at 9:36 AM
The United States and Japan have formalized an agreement to co-develop a major new weapon -- the first-ever, clean-sheet design for a counter-hypersonic missile called the Glide Phase Interceptor, an estimated multibillion-dollar development that will take about a decade to ready for production. On May 15, the Defense Department and the Ministry of Defense finalized a formal agreement to develop a ship-launched, guided missile under the U.S.-Japan bilateral memorandum of understanding for research, development, test and evaluation -- a deal...

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