Japan relies heavily on kit from America. Yet with conflicts raging in Ukraine and the Middle East, defence supply chains have become strained https://www.economist.com/asia/2026/04/23/why-japan-is-loosening-restrictions-on-exports-of-lethal-arms?taid=69eec7d4c75a3a00013ea7bc&utm_campaign=trueanthem&utm_medium=social&utm_source=voante