Japan has announced plans to deploy a powerful surface-to-air missile system on Yonaguni Island, located just 110 kilometers from Taiwan, intensifying regional geopolitical tensions. Defense Minister Shinjiro Koizumi stated on February 24 that the installation would be completed by March 2031, with preparations underway as part of Japan’s 2030 fiscal year defense infrastructure plan.

Analysts say the move could further strain Japan-China relations. Einar Tangen of the Centre for International Governance Innovation noted that Tokyo’s decision appears aimed at strengthening its strategic position ahead of Prime Minister Sanae Takaichi’s upcoming Washington visit. China has condemned Japan’s growing military involvement in the Taiwan issue as interference in its internal affairs, responding with travel advisories, export restrictions on rare minerals, and trade controls on about 20 Japanese firms.

Experts warn that escalating tensions could prompt China to impose broader economic sanctions, potentially affecting Japan’s automobile sector and overall economic stability, given China’s role as Japan’s largest trading partner.