China has just delivered its most punishing blow yet in the escalating Tokyo–Beijing showdown. Weeks after Japanese PM Sanae Takaichi’s Taiwan warning enraged Beijing, China reinstated a full-scale ban on Japanese seafood — a move that threatens billions in exports and strikes at the heart of Japan’s coastal economy.

Japan warns citizens in China about safety as diplomatic crisis deepens - Nation and World News | Hawaii Tribune-Herald

Some state-owned enterprises appear to be quietly banning staff from visiting Japan as tensions between Beijing and Tokyo continue to rise.

China stepped up its economic war with Japan on Wednesday as a dispute between Asia’s two biggest economies intensified over a remark by Tokyo's new leader about a Japanese response to any Chinese military move against self-ruled Taiwan.

Japan and China are facing off in an angry spat over the status of Taiwan – part of China for Beijing, an independent and friendly state for Tokyo.