Tokyo is increasingly concerned about vulnerabilities in its Pacific Ocean defenses following recent military exercises by China and Russia near Japanese waters. The situation escalated after China fired a submarine-launched ballistic missile, fueling worries about Japan's ability to monitor and deter threats in this strategically important region with key sea lanes.

These developments have sparked alarm in Tokyo regarding defensive gaps on the country's Pacific flank. As a result, Japanese officials are actively discussing measures to strengthen deterrence capabilities to address these security challenges.

In parallel, Japan's defense collaborations are expanding, including interest in a Japan-Italy-UK fighter jet program that has attracted attention from over ten countries at a recent air show. Additionally, Japan and South Korea are enhancing their defense equipment cooperation amid regional security concerns.

These events underscore the shifting security dynamics in the Asia-Pacific region and Japan's efforts to adapt its defense posture accordingly.

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