Japan to deploy missiles to island near Taiwan by 2031, says defence minister

The Guardian World

by Justin McCurry in Tokyo

February 25, 2026

AI-Generated Deep Dive Summary

Japan’s Defense Minister Shinjiro Koizumi has announced plans to deploy surface-to-air missiles on Yonaguni, Japan’s westernmost island near Taiwan, by March 2031. These missiles are designed to intercept aircraft and ballistic missiles, marking a significant step in Japan’s defense strategy. The move is likely to heighten tensions with China, as it positions Japan to play a more active role in regional security dynamics. Yonaguni, a small island located approximately 65 kilometers west of Taiwan, was chosen for its strategic importance in monitoring and defending against potential threats from the region. The deployment comes amid increasing concerns over China’s military activities near Taiwan, including missile tests and naval exercises. Japan has long maintained a defensive posture but is now taking concrete steps to enhance its capabilities in response to regional developments. This decision reflects Japan’s growing emphasis on self-defense and its commitment to safeguarding its territorial integrity. While the deployment of surface-to-air missiles is primarily aimed at defending Japanese territory, it also sends a strong signal to neighboring countries about Japan’s resolve to counterbalance China’s expanding influence in the Asia-Pacific region. The move has significant implications for global politics, particularly for US-China relations and the broader balance of power in Asia. As tensions between China and its neighbors continue to rise, Japan’s decision to bolster its military capabilities underscores the shifting security landscape in the Indo-Pacific region. For readers interested in world affairs, this development highlights the delicate diplomatic challenges faced by nations navigating the complex interplay of regional powers. The deployment of these missiles is not just a military move but also a political statement that could shape future interactions between Japan, China, and other key players in the region.

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Originally published on The Guardian World on 2/25/2026