North Korea commissions second nuclear-capable destroyer Kang Kon one year after launch failure.

North Korea officially commissioned its second 5,000-ton Choe Hyon-class guided-missile destroyer, the Kang Kon (52), at the port of Wonsan on September 6, 2026. Following its assignment to the state nuclear response architecture and the East Sea Fleet, the nuclear-capable warship divides Pyongyang's major surface combatants across both maritime fronts alongside its sister ship, the Choe Hyon (51). The deployment follows a 473-day repair and testing phase after the vessel sustained underside structural damage during a botched lateral launch at Chongjin in May 2025.

The Kang Kon carries a total capacity of 104 potential missiles, comprising 88 vertical launch system cells across five distinct configurations, eight inclined amidships launchers, and eight short-range rail-mounted air defense missiles. The warship integrates a 127 mm main gun, 50 close-defense gun barrels, four phased-array radar faces, and 212 defensive decoy, torpedo, and anti-submarine launcher positions within its 145-meter hull.

Related topic: Kang Kon destroyer relaunch confirms North Korea’s ambition to project naval power deeper into Pacific region

Visually, the Kang Kon seems to combine the four-face phased-array superstructure and large fore-and-aft VLS arrangement of China’s Type 052D with the compact, heavily armed hull and dense concentration of missiles and close-in weapons characteristic of Russia’s Admiral Gorshkov-class. (Picture source: North Korea MoD)

On September 6, 2026, North Korea commissioned its second nuclear-capable Choe Hyon-class guided-missile destroyer, the Kang Kon (52), at Wonsan, 473 days after the ship was damaged during its failed May 21, 2025 launch at Chongjin and 75 days after the Choe Hyon (51) entered service on June 23. The Kang Kon was assigned to the eastern side of the peninsula while the Choe Hyon serves with the West Sea Fleet, immediately dividing the first two destroyers between North Korea's two maritime fronts. The current weapons arrangement of the new 5,000-ton ship comprises 88 VLS cells, 24 forward and 64 aft, eight additional inclined launchers amidships, and eight ready-to-fire short-range air defense missiles, for a total of 104 potential missiles.

The ship also carries a 127 mm bow gun, four six-barrel 30 mm rotary cannons, at least 26 14.5 mm weapons, four 533 mm torpedo tubes, two 12-tube ASW or anti-torpedo launchers, and 184 decoy-launcher tubes. Its stern flight deck can operate one helicopter or UAV but has no enclosed hangar, favoring relatively compact or maritime helicopters such as the Ka-27/Ka-28 Helix, MD 500, or Mi-14 Haze for temporary deployments. Kim Jong Un assigned the Kang Kon to the state nuclear response system after the ship fired strategic cruise missiles during July trials. The Kang Kon's recovery is measurable through the sequence between the May 21, 2025 accident and September 6, 2026 commissioning.

The initial launch at Chongjin used a lateral movement from the quay rather than a conventional inclined slipway; the stern entered the water before the bow, the approximately 5,000-ton hull lost balance, its underside was damaged, and the ship came to rest partly on its side. The hull was subsequently righted and transferred to the Rason/Rajin area, where it was relaunched only 23 days after the accident, but the restoration of a floating hull did not mean the restoration of its combat capability. Nearly one year later, on June 4, 2026, the Kang Kon began navigation testing under its own power, including maneuvering, cruising and high-speed handling, providing the first meaningful validation of propulsion, steering, hull integrity and ship control functions after repair. Testing expanded on July 3 to the strategic cruise missile battery, 127 mm gun, automatic cannon, target-detection equipment, information processing and electronic warfare.

The missile phase included 12 consecutive cruise missile launches from the VLS. From the June 4 navigation test to September 6 commissioning, North Korea used 94 days to move the repaired ship through propulsion, maneuvering, sensor, electronic warfare, and live-fire validation before assigning it to an operational fleet. Based on available information, the 88-cell VLS is considerably more complex than the aggregate figure suggests because the destroyer has undergone repeated changes. The original 74-cell configuration consisted of 32 small cells, 12 medium cells, 20 large cells, and 10 very large cells, meaning 56.8% belonged to the two smaller categories and 43.2% to the large and very large categories. The 10 oversized aft cells were subsequently removed and replaced by a 24-cell installation, which temporarily produced a 68-cell ship.

Twenty additional cells were then inserted around that launcher, 10 to port and 10 to starboard, increasing the aft battery to 64 cells. The forward arrangement was also changed, with 32 small-diameter cells replaced by 12 larger cells during the integration process. The present 88-cell total therefore consists of 24 forward cells and 64 aft cells, so 72.7% of the VLS capacity is concentrated behind the superstructure and 27.3% forward. The aft section itself incorporates four VLS types, while the forward group creates a fifth configuration across the ship. This is operationally important because the 88 positions cannot be loaded as a uniform magazine: launcher diameter and length determine whether a cell can accept a surface-to-air missile, strategic cruise missile, or another larger weapon, making the distribution of cell types at least as important as the total number. Missile capacity extends beyond those 88 cells.

Eight inclined canister launchers are located amidships, four on each side, potentially accommodating land-attack cruise missiles or anti-ship weapons such as the Kumsong-3, associated with the Russian Kh-35 family and a range of roughly 135 nmi. The aft Pantsir-M-like installation adds eight missiles already positioned on their launch rails, taking the theoretical shipboard missile-position count to 104. VLS cells therefore account for 84.6% of those positions, the inclined launchers 7.7% and the ready short-range missiles 7.7%. The gun component comprises one approximately 127 mm weapon forward and four six-barrel 30 mm rotary weapons, two independent CIWS and two incorporated into the aft missile/gun installation, giving 24 30 mm barrels. Ten twin remotely operated 14.5 mm mounts and six additional 14.5 mm KPVT weapons inside the superstructure raise the 14.5 mm total to 26 barrels.

Excluding the single 127 mm barrel, the destroyer consequently carries 50 close-defense gun barrels, with the 30 mm systems intended for terminal interception and the 14.5 mm weapons providing an additional very-short-range layer against small craft, low-altitude targets and other close threats. Four 40-tube countermeasure launchers provide 160 positions and two 12-tube units provide another 24, for 184 decoy tubes distributed around the ship. Two separate 12-tube installations associated with ASW or anti-torpedo defense add 24 launch tubes, while two twin 533 mm DTA-53-type torpedo mounts provide four full-size torpedo tubes. The destroyer consequently has 212 decoy, anti-submarine, anti-torpedo, and torpedo launch positions in addition to its 104 potential missile positions, although these categories carry fundamentally different payloads and should not be treated as a common magazine.

The concentration is nevertheless relevant to internal arrangement: a 145 m hull must accommodate VLS magazines forward and aft, inclined missile launchers amidships, four rotary cannon, the 127 mm gun, torpedoes, short-range underwater weapons, countermeasure magazines, radar equipment, propulsion machinery, command spaces and crew facilities. The flight deck occupies the stern, but the absence of a hangar avoids allocating a large enclosed volume to aviation, leaving more internal and upper-deck space available for weapons and ship systems. The resulting design prioritizes missile magazine depth and distributed defensive weapons over sustained helicopter operations, with embarked aviation limited by exposure to weather, maintenance constraints, and the lack of protected aircraft storage.

Four fixed phased-array faces surround the Kang Kon superstructure, while additional sensors include an air/surface-search radar potentially corresponding to the Type 362, three fire control radars, two navigation radars, as well as IFF, hull-mounted sonar, and electronic warfare equipment potentially including radar electronic support and electronic countermeasure functions. A four-face array is especially relevant to the air defense load because surface-to-air missile employment requires detection, classification, continuous track maintenance, threat prioritization, and engagement of targets on different bearings. The Choe Hyon's history shows how much work was required to connect those functions: roughly 14 months separated its April 25, 2025 rollout from June 23, 2026 commissioning, while its VLS configuration and sensor fit were also modified during that interval.

On March 4, the Choe Hyon fired sea-to-surface strategic cruise missiles while operating under its own power, an advance over earlier weapon trials conducted while the vessel was towed. The construction plan requires North Korea to reproduce this integration process at a much higher tempo. The Choe Hyon and Kang Kon are the two commissioned ships, but a third hull is under construction at Nampo, and additional work is underway at the Chongjin/Hambuk complex. Kim Jong Un has set a minimum requirement of two Choe Hyon-class or more advanced surface combatants annually during the five-year defense development program.

At exactly two ships per year, that equates to 10 additional major combatants over five years and, when added to the first pair, a force of at least 12 ships in this weight category or above. The planned cruiser successor is approximately 10,000 tons, twice the Choe Hyon's displacement, while the parallel nuclear-powered strategic submarine under construction is approximately 8,700 tons. North Korea is also developing new east coast naval bases and additional naval units, because a serial production at the stated rate would require not merely launch facilities but multiple deep-water berths, missile loading areas, ammunition storage, fuel capacity, electrical support, maintenance workshops, and trained shore personnel.

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Written by Jérôme Brahy

Jérôme Brahy is a defense analyst and documentalist at Army Recognition. He specializes in naval modernization, aviation, drones, armored vehicles, and artillery, with a focus on strategic developments in the United States, China, Ukraine, Russia, South Korea, Türkiye, and Belgium. His analyses go beyond the facts, providing context, identifying key actors, and explaining why defense news matters on a global scale.