China, Japan and South Korea agreed to jointly respond to U.S. tariffs, a social media account affiliated with Chinese state media said on Monday, an assertion Seoul called "somewhat exaggerated", while Tokyo said there was no such discussion.

S. Korea-Japan-China talks in Tokyo South Korean Foreign Minister Cho Tae-yul (R), Chinese Foreign Minister Wang Yi (L) and Japanese Foreign Minister Takeshi Iwaya pose for a photo ahead of their talks at the foreign ministry's Iikura guesthouse in Tokyo on March 22,

Foreign ministers from Japan, China and South Korea sought common ground in areas like aging, low birth rates, natural disasters and cultural exchange at a meeting that took place at a time of growing tensions.