Japan-South Korea Defense Ministers Meet in Seoul, Reaffirm Denuclearization Goal
On June 27-28, 2026, Japanese Defense Minister Shinjiro Koizumi made his first official visit to Seoul, meeting South Korean counterpart Ahn Gyu-back. They reaffirmed commitment to denuclearizing the Korean Peninsula and strengthening defense cooperation, including resuming joint maritime search-and-rescue exercises after nine years and visiting the Black Eagles aerobatic team. However, no progress was made on Japan’s sought-after Acquisition and Cross-Servicing Agreement (ACSA), highlighting South Korea’s caution over historical grievances and fears of entanglement in broader U.S.-led Japanese military activities.
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Koizumi's First Seoul Visit Highlights Cautious Japan-South Korea Defense Rapprochement
Japanese Defense Minister Koizumi Shinjiro made his first official trip to Seoul on June 27-28, reciprocating a January visit by his South Korean counterpart Ahn Gyu-back. The visit marked a significant milestone in bilateral defense relations, including a joint visit to South Korea's Black Eagles aerobatic team—a first for a foreign defense minister. The talks followed the resumption of joint maritime search-and-rescue exercises after a nine-year hiatus and the first '2+2' vice-ministerial talks between foreign and defense ministries. However, the absence of progress on an Acquisition and Cross-Servicing Agreement (ACSA), a military logistics pact long sought by Japan, underscored lingering political sensitivities in South Korea over historical grievances and fears of Japanese military deployment. Both ministers reaffirmed commitment to denuclearization of the Korean Peninsula, signaling closer coordination amid regional security challenges including North Korea's nuclear program and China-Russia military activities.
The DiplomatKoizumi's First Seoul Visit Highlights Cautious Japan-South Korea Defense Rapprochement
Japanese Defense Minister Koizumi Shinjiro made his first official trip to Seoul on June 27-28, meeting South Korean counterpart Ahn Gyu-back. The visit reciprocated Ahn's January trip to Tokyo and marked the fourth face-to-face meeting between the two since November. Symbolic gestures included a joint visit to South Korea's Black Eagles aerobatic team, the first such visit by a foreign defense minister. The talks followed recent milestones: the first '2+2' vice-ministerial talks between foreign and defense ministries in May, and the resumption of joint maritime search-and-rescue exercises after a nine-year hiatus. However, the joint statement notably omitted any reference to an Acquisition and Cross-Servicing Agreement (ACSA), a military logistics pact Japan has long sought. South Korea remains cautious due to public sensitivity over historical colonial grievances and concerns about being drawn into broader U.S.-led Japanese military activities. The two ministers reaffirmed commitment to denuclearization of the Korean Peninsula, signaling closer coordination on regional security challenges including North Korea, Russia-North Korea military cooperation, and China's military buildup.
The DiplomatKoizumi's First Seoul Visit Highlights Cautious Japan-South Korea Defense Rapprochement
Japanese Defense Minister Koizumi Shinjiro made his first official trip to Seoul on June 27-28, reciprocating a January visit by his South Korean counterpart Ahn Gyu-back. The visit marked the second time in 23 years that defense ministers from both countries exchanged visits within a single year, signaling a steady strengthening of bilateral defense cooperation. Key milestones include the first '2+2' vice-ministerial talks between foreign and defense ministries in May and the resumption of joint maritime search-and-rescue exercises after a nine-year hiatus. The ministers jointly visited South Korea's Black Eagles aerobatic team, a first for a foreign defense minister. However, the joint statement notably omitted any mention of an Acquisition and Cross-Servicing Agreement (ACSA), a military logistics pact Japan has long sought. South Korea remains cautious due to public sensitivity over historical colonial grievances and concerns about being drawn into broader U.S.-led Japanese military activities. Both sides reaffirmed their commitment to denuclearization of the Korean Peninsula amid growing regional security challenges.
The DiplomatSouth Korea and Japan reaffirm denuclearization goal, closer defense ties
On June 28, 2026, South Korean Defence Minister Ahn Gyu-back and his Japanese counterpart Shinjiro Koizumi met in Seoul, where they reaffirmed their shared goal of denuclearization and agreed to enhance defense cooperation. The two ministers also committed to fostering continued exchanges between their air forces' respective aerobatic teams. This meeting underscores ongoing dialogue between the two nations to strengthen regional stability and security in Northeast Asia amid persistent tensions over North Korea's nuclear program.
The Business TimesSouth Korea, Japan reaffirm denuclearisation goal, closer defence ties
On June 28, 2026, South Korean Defence Minister Ahn Gyu-back and Japanese Defence Minister Shinjiro Koizumi met in Seoul to reaffirm their commitment to the denuclearisation of the Korean Peninsula and to strengthen bilateral defence cooperation. The two ministers agreed to work on regional stability and to continue fostering exchanges between their air forces' respective aerobatic teams, signaling a continuation of military-to-military ties. The meeting underscores ongoing coordination between Seoul and Tokyo on security issues amid regional tensions.
The Business Times