The United Kingdom's funding commitment has locked in the trilateral fighter jet program involving Japan, Britain and Italy. The move follows months of uncertainty over the Global Combat Air Program.
The Japan Times reported that the funding has resolved concerns about delays to the Global Combat Air Program, also known as GCAP.
The program involves cooperation among Japan, the United Kingdom and Italy on next-generation fighter jets.
This development was announced on July 1, 2026, after a period of uncertainty regarding the project's future.