A motorcade carrying South Korea's impeached President Yoon Suk Yeol leaves for Seoul Detention Center at the Corruption Investigation Office for High-ranking Officials (CIO) following his arrest, in Gwacheon, South Korea, January 15, 2025. Yonhap via REUTERS

TOKYO (Kyodo) -- Japan is monitoring developments in South Korea with "particular and grave" concerns, the top government spokesman said Wednesday, following the detention of President Yoon Suk Yeol over his declaration of martial law in December.

Japanese Foreign Minister Iwaya, his counterpart Cho Tae Yul reaffirm importance of advancing ties amid deepening political uncertainty triggered by impeached President Yoon's short-lived martial law

A standoff between rival government forces outside the presidential compound in South Korea is a startling development, even for observers used to the country’s famously rough and tumble politics

Japan's foreign minister held talks in South Korea with top officials Monday as the Asian neighbors seek to strengthen ties before the inauguration of U.S. President-elect Donald Trump. Takeshi Iwaya met counterpart Cho Tae-yul for discussions in the capital Seoul,

Foreign ministers from South Korea and Japan met in Seoul on Monday to discuss strengthening their relations in the face of increasing security challenges in the region and political tumult in the host nation.

The foreign ministers of South Korea and Japan will hold talks in the South Korean capital on Monday, as the key U.S. allies seek to underscore improved ties and shared security concerns amid the worst political crisis in decades in Seoul.

South Korea's industry ministry said Friday it has agreed with Japan to work closely to ensure the European Union's Carbon Border Adjustment Mechanism does not act as a trade barrier. The two countries discussed the agenda during a meeting in Seoul amid efforts to expand cooperation in industrial environmental policies,

NATO has deepened its links with Japan and three other Indo-Pacific partners, Australia, New Zealand and South Korea, though not as part of the military alliance.

Japan, the United States and South Korea pledged Tuesday to work together to stop North Korea's efforts to raise funds through illega

Japan on Thursday formally inaugurated an independent mission to the NATO military alliance as Tokyo and NATO seek to bolster cooperation amid escalating tension from Russia, China and North Korea