GOTEMBA, Japan — In a high-stakes military demonstration focused on bolstering operational readiness in the Indo-Pacific, U.S. Marines carried out a test firing of 12 rockets from a mobile HIMARS launcher Wednesday at a training range tucked into the foothills of Mount Fuji, Japan’s most recognizable natural landmark. The exercise was designed to maintain proficiency with a weapons system that has rapidly grown in strategic importance for the United States military.
The High Mobility Artillery Rocket System, better known as HIMARS, is a wheeled launcher mounted onto a heavy-duty military truck, engineered for rapid deployment and stealth operations. Its core tactical advantage lies in its ability to be pulled out of hidden cover, unleash its payload, and reposition to an alternative site in minutes to evade enemy counter-battery fire. This “shoot and scoot” strategy has grown even more critical in modern warfare, as the widespread use of reconnaissance drones on battlefields has left stationary artillery positions far more vulnerable to detection and attack.
U.S. armed forces have already deployed HIMARS in combat operations across Iraq and Afghanistan. Most recently, U.S. Central Command confirmed the system was used in an opening strike against Iranian targets, where it utilized a new precision-guided long-range missile capable of hitting targets hundreds of miles away from its launch position.
This live-fire exercise carries outsized strategic significance for the U.S. in the Pacific region, where Washington’s top defense priority is deterring a potential Chinese military operation to seize control of Taiwan. China claims the self-governing democratic island as an inalienable part of its territory and has repeatedly refused to rule out the use of force to achieve unification. If HIMARS systems equipped with the latest long-range missiles are deployed on Japanese territory or other nearby allied islands, the system would easily be able to strike targets across the entire Taiwan Strait, according to defense analysts.
Despite this strategic context, the Camp Fuji exercise only utilized dummy projectiles, as the system is most commonly configured to field shorter-range rockets for standard training operations. Located roughly a two-hour drive from Tokyo, Camp Fuji is a permanent U.S. military training facility in Japan. This test marked only the second time U.S. forces have conducted HIMARS trials at the base, and the drill was planned and executed in close coordination with Japan’s Self-Defense Forces. As a safety precaution, local authorities closed a public roadway that ran between the launch site and the target impact zone for the duration of the exercise.