China-Japan Security Pulse

PLA posture shift: sustained maritime/air pressure, Senkaku/SCS/Taiwan

PLA posture shift: sustained maritime/air pressure, Senkaku/SCS/Taiwan

Key Questions

What exercises did China and Russia conduct in July 2026?

China and Russia began the 'Maritime Joint-2026' naval exercise on July 6 in the Yellow Sea. This coincided with a rare Chinese submarine-launched ballistic missile test in the South Pacific.

What was notable about the Chinese SLBM test on July 6?

It was China's first submarine-launched ballistic missile test since 1982, conducted from a nuclear-powered submarine into the South Pacific. Taiwan and several Pacific nations condemned the test as destabilizing.

How did Chinese naval activity near Japan escalate in early July 2026?

Seven Chinese warships simultaneously transited four sensitive straits near Japan, prompting ten Japanese tracking reports in one week. This included the new Type 055 Dongguan destroyer operating in the Western Pacific.

What did Xi Jinping declare about Taiwan unification in his July 1 speech?

Xi stated that unification had entered the 'practice stage.' This came amid ongoing CCG patrols east of Taiwan using replacement task forces and ship-change tactics.

What gray-zone incidents occurred near the Senkaku/Diaoyu Islands?

On July 1 the China Coast Guard expelled a Japanese survey vessel near Diaoyu, and on July 6 a Chinese fishing vessel confrontation occurred with both sides claiming to have expelled the other. Analysts link these to submarine reconnaissance and salami-slicing tactics.

How did the US respond to regional PLA activity?

The US conducted 'Stacked Action' exercises involving 53 joint drills across the Indo-Pacific. These drills aimed to strengthen allied interoperability amid heightened Chinese naval presence.

What legal actions did Beijing take regarding Japan-Philippines maritime talks?

China escalated legal warfare by issuing detailed historical claims over the Batan Islands to block Japan-Philippines boundary negotiations. A Chinese think tank formally rebutted the bilateral declaration.

What did Taiwan's defense officials report about PLA ship deployments?

Taiwan's Wu Zhao-xie confirmed a record 110 PLA ships operating along the first island chain. Retired JGSDF Lt Gen Yano's simulation suggested Japan could last only one week in a conflict.

China-Russia 'Maritime Joint-2026' exercise started July 6 in Yellow Sea. On July 6, China test-launched a submarine-launched ballistic missile from a nuclear-powered submarine into the South Pacific, the first such test since 1982. Separately, 7 Chinese warships simultaneously transited 4 sensitive straits near Japan, testing JSDF response. PLA deployed at least 7 warships in Western Pacific. Japan issued 10 reports in a week tracking Chinese ships, including new 055型东莞舰. US conducted 'Stacked Action' exercises with 53 joint drills. Xi Jinping's July 1 speech declared unification entering 'practice stage'. CCG patrols east of Taiwan continue with replacement task force and 'ship change' tactic. China-Russia 11th joint air patrol featured full combat load. CCG expelled Japanese survey vessel near Diaoyu on July 1; analysis suggests submarine reconnaissance. On July 2, Chinese patrol vessel entered Taiwan's southwestern restricted waters. Beijing escalated legal warfare against Japan-Philippines maritime boundary talks. Taiwan's Wu Zhao-xie confirmed record 110 PLA ships along first island chain. Retired JGSDF Lt Gen Yano's simulation that Japan could only last one week. Global Times depth piece on Japan-Philippines collusion. New: 7 Chinese warships simultaneously transited 4 sensitive straits near Japan, testing JSDF response. SCSPI report highlights US-Philippines base vulnerabilities. China-Russia 'Maritime Joint-2026' exercise started July 6. SLBM test adds strategic deterrence layer. Taiwan officially condemned the SLBM test on July 6. New: A Chinese fishing vessel confrontation near Senkaku on July 6, with both sides claiming expulsion, adds to gray-zone pressure.

Sources (64)
Updated Jul 7, 2026