韩国总统李在明：将在韩美同盟基础上推进韩美日合作。

Core Viewpoint - South Korean President Lee Jae-myung emphasizes the importance of advancing cooperation among South Korea, the United States, and Japan based on the existing South Korea-U.S. alliance [1] Group 1 - The collaboration aims to enhance regional security and economic stability in Northeast Asia [1] - The initiative reflects a strategic response to evolving geopolitical dynamics in the region [1] - Strengthening trilateral ties is seen as crucial for addressing common challenges and threats [1]