Trump's Asia tour focuses on strengthening ties with Japan and South Korea amid regional tensions. Key meetings planned with allies on trade and security cooperation.

Follow live updates as President Donald Trump continues his three-country Asia tour with a stop in Japan before heading to South Korea.

A preliminary tariff deal with President Trump called for a large investment in the United States, while China has warned Seoul not to side with Washington.

China has called on its neighbours Japan, South Korea, and ASEAN countries to make greater efforts in science and technology, including carrying out joint scientific and technological research, according to the official Xinhua.

President Donald Trump arrived in Japan on Monday, the second stop on his Asia tour that will culminate in a high-stakes meeting with Chinese President Xi Jinping later this week. Trump visited with Japan's Emperor Naruhito on Monday after landing in Tokyo.

Donald Trump hailed the “great friendship” between Japan and the US as he arrived in Tokyo for talks on investment and security with the country’s new prime minister. The US president’s visit to Japan — the second leg of an Asian tour that will culminate in a high-stakes summit with Chinese leader Xi Jinping later in the week — represents a diplomatic test for Sanae Takaichi,