Top diplomats of South Korea, Japan and the United States hold trilateral talks on the sidelines of the U.N. General Assembly in New York, Sept. 22. Yonhap

The top diplomats of South Korea, Japan and the United States on Wednesday reaffirmed their cooperation in dealing with various regional issues, such as the denuclearization of the Korean Peninsula and climate change, the State Department said.

The meeting between South Korean Foreign Minister Chung Eui-yong, Japanese Foreign Minister Toshimitsu Motegi and U.S. Secretary of State Antony Blinken was held on the sidelines of the U.N. General Assembly on Wednesday (local time).

"The secretary and the foreign ministers highlighted the global scope of U.S.-Japan-ROK cooperation based upon our shared values, as well as our commitment to preserving and promoting regional peace, stability and prosperity," State Department spokesman Ned Price said of the trilateral meeting.

"The discussion included ways to deepen cooperation between our countries through multilateral efforts to tackle the pressing global challenges, such as combating the climate crisis and securing supply chains," he added in a press release.