U.S. Navy USS Howard Arleigh Burke-Class Destroyer Reinforces Japan Maritime Readiness.

USS Howard, a forward-deployed U.S. Navy Arleigh Burke-class destroyer, departed Shimoda on May 17 after participating in the 87th Black Ship Festival, reinforcing the operational visibility of U.S. naval power inside Japan’s frontline maritime defense zone. The deployment, detailed in a U.S. Navy release published on May 19 by Lt. Victor Murkowski, underscored how Yokosuka-based Aegis destroyers continue to combine regional presence missions with rapid combat readiness across the Western Pacific.

During the visit, Howard’s crew conducted engagements with local officials and schools while maintaining the forward posture of Destroyer Squadron 15, the core surface combat force of the U.S. 7th Fleet. Keeping an Aegis-equipped destroyer active inside Japan’s operating area supports ballistic missile defense, maritime security, and deterrence missions as the Indo-Pacific remains the primary theater for U.S. naval competition with China.

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USS Howard (DDG 83), a forward-deployed U.S. Navy Arleigh Burke-class guided-missile destroyer, departed Shimoda, Japan, after the 87th Black Ship Festival, highlighting its role in U.S.-Japan naval presence, air defense, strike operations, and anti-submarine warfare in the Western Pacific (Picture source: U.S. DoW).

The port call should be read as more than a ceremonial activity. Shimoda’s Black Ship Festival commemorates Commodore Matthew Perry’s arrival and the 1854 Treaty of Peace and Amity. Still, the presence of Howard also reflects how the United States sustains forward naval access in Japan. For U.S. commanders, access is a military variable: port visits, local government contacts, crew familiarity, maintenance rhythms, and public acceptance all affect how quickly ships can return to patrol, reload, repair, or join allied activity during a crisis. In practical terms, the destroyer’s presence in Shimoda links alliance management with day-to-day readiness in the first island chain, where U.S. naval forces must monitor air, surface, submarine, and missile activity without depending solely on ships rotating from the continental United States.

USS Howard is a Flight IIA Arleigh Burke-class destroyer commissioned on October 20, 2001, and homeported in Yokosuka, Japan. The DDG 51 class is 509.5 feet long in the Flight IIA configuration, has a 59-foot beam, displaces between 8,230 and 9,700 long tons depending on variant and load, and is powered by four General Electric LM2500-30 gas turbines producing 100,000 total shaft horsepower on two shafts. The Navy lists the class speed as more than 30 knots, with a Flight IIA crew of 329 personnel: 32 officers, 27 chief petty officers, and 270 enlisted sailors. Howard’s forward basing in Japan reduces transit time to the East China Sea, Philippine Sea, Sea of Japan, and Taiwan approaches compared with destroyers sailing from San Diego, Pearl Harbor, or the U.S. East Coast.

The destroyer’s main combat value comes from the Aegis Weapon System and the Mk 41 Vertical Launching System. The Navy identifies Aegis on Arleigh Burke destroyers as a combat system centered on the SPY-1 multi-function phased-array radar, Mk 41 VLS, anti-submarine systems, anti-air missiles, Tomahawk land-attack cruise missiles, and command-and-control equipment. Howard’s ship class carries 96 VLS cells, allowing commanders to adjust the missile load for air defense, strike warfare, and anti-submarine warfare. This loadout flexibility matters because a destroyer cannot be optimized for every task at once; each Tomahawk, Standard Missile, ESSM quad-pack, or ASROC round occupies magazine volume that cannot be replaced at sea in most operational conditions.

For area air defense, Howard can employ the Standard Missile family from the Mk 41 VLS. The SM-2 is the U.S. Navy’s primary surface-to-air weapon for fleet air defense and ship self-defense, with the Block III/IIIA/IIIB medium-range missile weighing 1,558 pounds and reaching up to 90 nautical miles. Its guidance combines inertial navigation and mid-course commands from Aegis, followed by semi-active radar homing, with infrared terminal homing available on the Block IIIB. The tactical implication is straightforward: Howard can contribute to a layered air-defense screen for carrier strike groups, amphibious groups, logistics ships, or allied warships, but missile expenditure and radar illumination capacity remain planning constraints in a dense raid involving cruise missiles, aircraft, or unmanned aerial vehicles.

The Evolved SeaSparrow Missile provides the shorter-range layer. ESSM is designed for ship self-defense against agile, low-altitude anti-ship cruise missiles, helicopters, low-velocity air threats, and maneuvering surface threats. The Block 1 missile uses a 10-inch rocket motor and control section, an 8-inch guidance section, semi-active homing, tail control, and thrust-vector control; it can be quad-packed in the Mk 25 canister inside a single Mk 41 cell, increasing defensive shot depth without consuming the same magazine space as larger missiles. ESSM Block 2, which achieved initial operational capability in 2021, adds a dual seeker using semi-active and active guidance, improving engagement geometry when ship sensors, illuminators, and datalinks are stressed.

Howard’s strike armament is the Tomahawk cruise missile. The Navy describes Tomahawk as a long-range, subsonic cruise missile for high-value or heavily defended land targets; Block IV entered the fleet in 2004 and can be retargeted in flight through two-way satellite communications to one of 15 preplanned alternate targets or to new GPS coordinates. Block IV can also loiter and use its onboard camera to provide battle-damage information, while Block V missiles began fleet introduction in 2021 after recertification and modernization of the Block IV inventory. For operational planning, this gives a destroyer at sea a conventional strike role against command nodes, air-defense sites, logistics hubs, and coastal military infrastructure without requiring a carrier air wing to enter contested airspace.

The destroyer’s anti-submarine armament is built around sensors, helicopters, torpedoes, and stand-off delivery. Arleigh Burke destroyers use the AN/SQQ-89 sonar suite and hull-mounted sonar, while Flight IIA ships carry facilities for two MH-60R helicopters. The Vertical Launch ASROC is designed to deliver a Mk 46 Mod 5A or Mk 54 lightweight torpedo to a water-entry point near a target submarine, giving Aegis ships a 360-degree, all-weather, quick-reaction anti-submarine weapon with a range of more than 10 miles. The Mk 54 itself is a 12.75-inch, 607-pound lightweight torpedo with a 100-pound high-explosive warhead and digital signal processing designed to improve performance in difficult acoustic conditions.

Howard also carries a 5-inch Mk 45 gun, Close-In Weapon System, Mk 38 25mm guns, electronic warfare equipment, decoys, and passive detection systems. The Mk 45 is a fully automatic naval gun for surface, air, and naval fire-support missions, with a conventional range of 13 nautical miles, a firing rate of 16 to 20 rounds per minute, and a 600-round destroyer magazine. In lower-intensity encounters, the gun and small-caliber weapons can be more relevant than VLS weapons because they allow warning fire, engagement of small craft, and response to unmanned surface or aerial systems without spending high-cost missiles. This is the tactical layer where rules of engagement, target identification, crew training, and reaction time often matter more than maximum missile range.

For the U.S.-Japan alliance, Howard’s Shimoda visit illustrates how a single forward-deployed destroyer performs several functions at once: local engagement, theater presence, air-defense coverage, strike availability, anti-submarine patrol capacity, and crisis-response readiness. The ship does not change the regional balance by itself, but it contributes to a distributed force posture in which Yokosuka-based destroyers can move quickly between ceremonial access, bilateral activity, surveillance, and combat tasking. The operational issue is not only how many ships are present, but which sensors, missiles, crews, and maintenance cycles are available at the moment a regional contingency begins.

Written by Evan Lerouvillois, Defense Analyst.

Evan studied International Relations, and quickly specialized in defense and security. He is particularly interested in the influence of the defense sector on global geopolitics, and analyzes how technological innovations in defense, arms export contracts, and military strategies influence the international geopolitical scene.