Japan's confidence in the Global Combat Air Programme (GCAP) is waning due to reported funding issues in the UK. The project, co-developed with Italy to create a next-generation fighter jet by 2035, faces potential delays.

Japan’s patience with Britain as a defence partner is being tested after reports that funding shortfalls in London could delay a next-generation fighter jet that both countries are developing with Italy. The Global Combat Air Programme, or GCAP, is intended to deliver a new fighter for the three countries by 2035, but The Telegraph reported on Saturday that the aircraft could be delayed by several years because of uncertainty over Britain’s defence spending plans. The report has raised concerns....