China has lodged a diplomatic complaint with Japan regarding the visit by a high-ranking official of Japan's ruling Liberal Democratic Party to Taiwan, the Chinese foreign ministry said on Monday, as ties between the countries strain further.

Japan is threatening China militarily which is "completely unacceptable", Chinese Foreign Minister Wang Yi told his German counterpart, after Japan said that Chinese fighter jets had aimed their radar at Japanese military aircraft.

It is the first time the U.S. has criticized China for aiming radars at Japanese military aircraft as the diplomatic spat between Beijing and Tokyo shows no sign of easing.

In order to grasp the evolution of the recent spat, it is first important to understand the context around Takaichi’s remarks

Japan’s position in global semiconductor supply chains is particularly critical, with a 50 percent market share in semiconductor materials and a 30 percent share in equipment — much of which is exported to China, he said.

Chinese woman yells, 'Get your politics straight before going abroad' to Taiwanese traveler during Haneda Airport incident |

US nuclear-capable bombers conducted joint flights with Japanese fighter jets over the Sea of Japan on Wednesday, in a clear show of force following recent Chinese and Russian military exercises in the region.

The diplomatic rift between Japan and China has had a muted impact on overall tourist numbers as visitors to Japan grew 10.4 percent year-on-year last month, Japan’s tourism board said yesterday. Arrivals from overseas for business and leisure over the month stood at 3.