China imposed sweeping export controls Monday on 40 Japanese companies, citing concerns over Japan's military expansion and marking a sharp escalation in tensions between Asia's two largest economies. The move affects major corporations including Mitsubishi, Mitsui E&S, Fujitsu, and Komatsu, threatening supply chains and regional stability.
China's Commerce Ministry placed 20 Japanese entities on a control list that prohibits Chinese and foreign exporters from selling dual-use items—products with both civilian and military applications—manufactured in China. Another 20 firms landed on a watch list requiring special licenses, risk assessments, and written pledges that exported goods won't serve military purposes. Multiple divisions of Mitsubishi Corporation face the strictest restrictions.
A Diplomatic Warning Shot
The controls function primarily as a "diplomatic message" as Beijing intensifies pressure on Tokyo, according to George Chen, partner for Greater China at advisory firm The Asia Group. "From Beijing's perspective, Japan has not taken meaningful actions to stabilize bilateral ties," Chen said. "And concerns are growing in China about deeper defense cooperation between Japan, the United States, and potentially other partners."
Relations between the two nations have deteriorated since Japanese Prime Minister Sanae Takaichi last year implied Japan could intervene if China used military force against Taiwan, the self-ruled island democracy that Beijing claims as its territory. China considers any foreign involvement in Taiwan an unacceptable provocation.
The Chinese Commerce Ministry defended the measures as "entirely justified, reasonable and lawful," adding they aim to "firmly deter Japan's reckless pursuit of 'new militarism.'" The ministry urged Japan to "recognize its mistakes, reverse its wrongful course, genuinely reflect on its past and return to the right track."
Japan's Military Buildup Accelerates
Under Takaichi's leadership, Japan's military has acquired offensive capabilities including long-range missiles deployed on remote islands. The government now permits exports of lethal weapons under a new policy—a significant shift for a nation whose post-World War II constitution renounced war. Japan plans to revise its defense and security documents by December, potentially increasing its defense budget further.
On Monday, Japan's Ground Self-Defense Force announced deployment of a Type-12 missile launcher on Minamitorishima, the nation's southernmost remote island, responding to China's expanding Pacific presence. These developments alarm Beijing, which views Japan's military expansion as threatening regional peace.
Japan's Chief Cabinet Secretary Minoru Kihara called the export controls "unacceptable and extremely regrettable," demanding Beijing retract the measures. He said Japan would implement necessary countermeasures after assessing the curbs' impact.
Second Round of Restrictions
This isn't China's first move against Japanese firms. About 4 months ago in February, Beijing placed 20 Japanese companies on an export control list and 20 others on a watch list. The Commerce Ministry said that since then, "instead of reflecting on its past and correcting its course, Japan has continued down the wrong path" by accelerating remilitarization, deploying offensive weapons and launching missiles.
The ministry emphasized the restrictions affect only a small number of Japanese entities and apply solely to dual-use items. "They do not affect normal Sino-Japanese economic and trade exchanges, and honest and law-abiding Japanese entities have absolutely nothing to worry about," the ministry stated.
Regional Tensions Mount
For Beijing, Taiwan remains the most sensitive flashpoint. China has increased military pressure on the island, which it views as territory to be retaken by force if necessary. About 1 month ago earlier this month, the Chinese coast guard conducted patrols east of Taiwan in what state media described as a "pointed warning" to Japan and the Philippines following an announcement that the countries would discuss maritime boundaries in waters Beijing claims.
International concern is growing. About 1 week ago last week, the United Kingdom, Germany and France issued a rare joint statement condemning Chinese activities in waters east of Taiwan, opposing any change to the status quo between China and Taiwan.
Chen warned that Japan-China relations will likely remain fragile in the short term "and at risk of slipping further if neither side moves to arrest the downward trend."
Why This Matters:
The escalating trade restrictions between China and Japan threaten not just bilateral commerce but regional stability at a moment when democratic nations need economic cooperation to address shared challenges. Workers at affected Japanese companies face uncertainty about supply chains and market access, while smaller firms in both countries that depend on cross-border trade risk becoming collateral damage in a geopolitical dispute. The controls underscore how military buildups and nationalist rhetoric create economic consequences that harm ordinary people and businesses. As Japan expands offensive military capabilities and China responds with economic coercion, the risk grows that miscalculation or accident could trigger broader conflict—with devastating humanitarian and economic costs across East Asia. International cooperation, diplomatic engagement, and multilateral frameworks offer the only sustainable path to managing tensions over Taiwan and ensuring that trade serves prosperity rather than becoming a weapon of statecraft.