Japan & South Korea
333 shared events · Importance 56 · Last updated Aug 25, 2026
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Japan views South Korea as a strategic partner with deepening security and economic cooperation, despite lingering historical and territorial disputes. Both nations are committed to trilateral security with the US.
International
Japan: Japan is a key participant in these defense talks, seeking to enhance security cooperation with South Korea and the United States to address regional stability and North Korea's nuclear threat. This event positively impacts its regional security posture.
South Korea: South Korea is a key participant in these defense talks, aiming to strengthen security ties with Japan and the United States to counter North Korea's nuclear threat and Russia's military cooperation. This event positively impacts its regional security posture.
Jun 28, 2026 · 6 articles
International
Japan: Japan is a key participant in discussions regarding a military-logistics support agreement with South Korea, seeking to enhance bilateral and trilateral military coordination. This event reflects its efforts to strengthen regional security.
South Korea: South Korea is a key participant in discussions regarding a military-logistics support agreement with Japan, but remains cautious due to historical grievances and public sentiment. This event highlights its strategic considerations in regional defense.
May 31, 2026 · 13 articles
International
Japan: Japan confirmed the missile launch and reported no impact on its territory. The event follows recent criticism from North Korea and may accelerate Japan's military build-up.
South Korea: South Korea detected the launch, held an emergency security meeting, and condemned it as provocative. The event underscores ongoing security threats and may influence defense spending and regional stability.
Aug 06, 2026 · 49 articles
Domestic
Japan: The event centers on Japan's wartime legacy and its diplomatic relations with China and South Korea. The handling of the anniversary may affect Japan's regional standing and economic ties.
South Korea: South Korea, through President Lee Jae Myung, called for continued cooperation while acknowledging historical grievances. The event may influence bilateral relations and regional economic cooperation.
Aug 15, 2026 · 6 articles
International
Japan: Japan's participation strengthens its energy security and nuclear industry cooperation with allies.
South Korea: South Korea, as a signatory, gains a role in shaping SMR deployment in the Indo-Pacific, potentially boosting its nuclear industry exports.
Jul 07, 2026 · 6 articles
Domestic
Japan: Japan's diplomatic relations, particularly with South Korea, were significantly shaped by the 'Kono Statement' and subsequent discussions about wartime history. The death of Yōhei Kōno>>> brings renewed attention to these historical issues.
South Korea: South Korea's relationship with Japan>>> was deeply affected by the issue of 'comfort women' and the 'Kono Statement'. South Korea expressed regret over Japan>>>'s 2014 review of the statement, disputing its findings.
Jun 10, 2026 · 9 articles
International
Japan: Japan detected the missile and protested the launch. The event raises security concerns and may influence its defense policies.
South Korea: South Korea detected the launch and condemned it, maintaining readiness. The event heightens security concerns and may impact its defense posture and markets.
Aug 11, 2026 · 45 articles
International
Japan: Japan's factory activity expanded, though at a slower pace, and firms reported the sharpest rise in input costs since September 2022 due to the Middle East conflict.
South Korea: South Korea's factory activity reached a five-year high, driven by stockpiling against supply shocks and surging demand for AI-related investments.
Jun 01, 2026 · 6 articles
International
Japan: Japan detected the missile launches and confirmed they fell outside its exclusive economic zone. The event may heighten its security concerns.
South Korea: South Korea detected and condemned the launches, convening an emergency security meeting. The event may affect its defense posture and relations with the U.S.
Aug 20, 2026 · 48 articles
International
Japan: Japan's currency was strengthened through coordinated intervention, improving its terms of trade and reducing import costs, but the long-term effect depends on monetary policy adjustments.
South Korea: Reportedly coordinated with Japan in selling dollars to support the won, indicating broader regional cooperation in currency stabilization.
Jul 30, 2026 · 162 articles
International
Japan: Japan is affected by North Korea's missile tests and military build-up, which have heightened regional tensions. The peace proposal could reduce threats, but Japan remains cautious.
South Korea: South Korea, under Lee, is seeking a peace regime and has abandoned its pressure campaign. The proposal could reduce security threats, benefiting its economy and markets.
Aug 15, 2026 · 27 articles
International
Japan: The stock market in Japan, represented by the Nikkei 225, hit a fresh record high due to enthusiasm over the artificial intelligence boom and anticipation of the Iran war ceasefire extension.
South Korea: The stock market in South Korea, represented by the Kospi index, hit an all-time high, driven by the AI boom and strong exports of semiconductors.
Jun 01, 2026 · 9 articles
Business
Japan: Benefiting from Korean talent to fill labor shortages, boosting its workforce.
South Korea: Experiencing youth unemployment and talent outflow, but also strengthening ties with Japan.
Aug 03, 2026 · 6 articles
International
Japan: Worried about US reliability and potential cost-sharing demands; affected by missile alerts and carrier redeployment.
South Korea: Directly affected by US decision to cut military exercises; concerns about security commitment.
Aug 24, 2026 · 9 articles
Domestic
Japan: The shrine is a domestic and international issue for Japan, affecting its relations with China and South Korea and its historical narrative.
South Korea: South Korea also criticizes visits to Yasukuni, viewing the shrine as a symbol of Japan's militarism and a source of diplomatic friction.
Aug 14, 2026 · 6 articles
Business
Japan: Japan's Nikkei 225 index saw substantial gains, supported by tech-related shares and positive economic indicators like manufacturing PMI and export data, reflecting a healthy market performance.
South Korea: South Korea's stock market, particularly the KOSPI, experienced significant gains due to strong performance in its technology sector, driven by companies like Samsung Electronics and SK Hynix, and the broader AI boom.
May 20, 2026 · 72 articles
Business
Japan: Japan's stock market, represented by the Nikkei 225, is performing strongly, but its currency, the Japan — Japanese yen, is at a four-decade low, prompting potential intervention.
South Korea: South Korea's equities have seen significant outflows despite strong performance in its chipmaker-driven KOSPI.
Apr 20, 2026 · 12 articles
International
Japan: Japan protested the 12.5% tariff, arguing it violates prior trade assurances and is based on insufficient grounds.
South Korea: South Korea said it will maintain close communication with the U.S. to preserve trade benefits, noting the combined duties should not exceed 15%.
Apr 20, 2026 · 318 articles
International
Japan: Japan is the target of North Korea's warnings. Its military buildup, including Tomahawk missiles, is central to the dispute, potentially affecting its defense industry and regional relations.
South Korea: South Korea is part of the US-Japan-South Korea security cooperation criticized by North Korea. It may be affected by regional tensions but is not a direct actor in this statement.
Aug 04, 2026 · 46 articles
Accidents
Japan: Experienced similar heatwave conditions, with 'cruelly hot days' and heat-related deaths, highlighting regional climate impact.
South Korea: The heatwave has caused deaths, illnesses, and economic disruption, prompting government emergency response and raising concerns about climate change impacts.
Aug 02, 2026 · 42 articles
International
Japan: Japan expressed support for trilateral security cooperation with the US and South Korea, concerned about regional stability.
South Korea: South Korea's alliance with the US is strained by the unilateral decision to reduce drills, raising concerns about defense readiness and the reliability of the US security guarantee. President Lee Jae Myung stressed the importance of the alliance.
Aug 10, 2026 · 306 articles
International
Japan: Japan reported North Korea's missile launch, highlighting its security concerns and role in regional monitoring.
South Korea: South Korea is caught between U.S. and Chinese pressures, facing security threats from North Korea's missile tests. Its diplomatic stance and trade relations are directly affected.
Aug 20, 2026 · 6 articles
International
Japan: Japan>>> is among the countries facing a 12.5% additional tariff, and its trade and foreign ministries have not yet responded to the proposed tariffs.
South Korea: South Korea>>> is included in the group of countries facing a 12.5% additional tariff due to alleged failures in enforcing forced labor import prohibitions.
Jun 02, 2026 · 125 articles
Business
Japan: Japan>>> hosts companies like Ibiden>>> and Toto Ltd.>>> that are benefiting from the AI-driven demand for electronic components and materials.
South Korea: South Korea>>> is home to several key beneficiaries of the AI boom, including chipmakers and electronic component manufacturers like Samsung Electronics>>>, LG Energy Solution>>>, and United Engineering Construction>>>.
May 31, 2026 · 6 articles
International
Japan: Co-issued the joint alert and is criticized for its military cooperation and RIMPAC participation.
South Korea: Co-issued the joint alert and is criticized by North Korea for military cooperation with the US and Japan.
Aug 03, 2026 · 6 articles
International
Japan: Japan is listed among countries at risk, though its role is less prominent in the report.
South Korea: South Korea is named as a transshipment risk, potentially impacting its exports to the U.S.
Aug 13, 2026 · 61 articles
Business
Japan: Japan and the US launched a rare joint yen-buying intervention to support the currency.
South Korea: South Korea's KOSPI dropped over 4%, led by sharp declines in SK Hynix and Samsung Electronics, reflecting the country's heavy exposure to the semiconductor sector.
Aug 06, 2026 · 37 articles
International
Japan: Japan is facing new export controls from China, impacting its defense sector and potentially its economy. The country is also criticized for its 'new militarism' and has responded by deploying missiles and criticizing joint China-Russia flights.
South Korea: South Korea joined Japan in criticizing joint flights by Chinese and Russian bombers and fighters, scrambling fighter jets in response.
Jun 28, 2026 · 37 articles
Business
Japan: Japan is facing concerns over its weakening Japan — Japanese yen and potential market intervention.
South Korea: South Korea's KOSPI index showed strong performance, driven by AI stocks.
Apr 20, 2026 · 24 articles
International
Japan: Japan, heavily reliant on energy from the Gulf, has been particularly impacted by the conflict. The potential peace deal and reopening of the Strait of Hormuz are expected to benefit its economy.
South Korea: South Korea, like Japan>>>, is heavily reliant on energy from the Gulf and has been impacted by the conflict. A peace deal would likely ease its energy supply concerns.
May 02, 2026 · 472 articles
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