China already did, in 2010, against Japan. Japan has been preparing alternatives for a decade and a half now. https://www.economist.com/asia/2025/12/04/lessons

China already did, in 2010, against Japan. Japan has been preparing alternatives for a decade and a half now. https://www.economist.com/asia/2025/12/04/lessons-from-japans-efforts-to-wean-itself-off-chinese-rare-earths https://www.economist.com/asia/2025/12/04/lessons-from-japan...