Susan Thornton, acting US assistant secretary of state for East Asia, said Secretary of State Rex Tillerson and China's top diplomat, State Councillor Yang Jiechi, agreed in a phone call on Sunday on the need for strict enforcement of United Nations resolutions.
The official said Tuesday that Japan still hopes to bring the US back into a multilateral framework such as the Trans-Pacific Partnership.
During his election campaign, Donald Trump called the trade pact with Seoul, which came into effect five years ago, a destroyer of U.S. auto industry jobs.
In Moscow, the Russian foreign minister, Sergei Lavrov, told reporters on Monday that he hoped there would be "no unilateral actions like those we saw recently in Syria and that the United States will follow the line that President Trump repeatedly voiced during the election campaign". But U.S. labour interests argued it would hurt American workers and Trump said he could negotiate a better deal.
The new forum for trade talks was launched by Trump and Abe during the Japanese leader's visit to the U.S.in February.
Said Abe: "It goes without saying that it is a matter of paramount importance for us to seek diplomatic efforts as well peaceable settlements of the issue".
Pence, his wife Karen and two daughters walked inside the main hall of colorful Senso-ji temple Tuesday as incense burned.
He has sent a navy strike group towards the Korean Peninsula, and the US and South Korea are moving ahead with the early deployment of a controversial missile defence system. It is his first trip to Asia as vice president.
The Trump administration wants to find more of that kind of foreign direct investment, and hopes to attract some with the $1 trillion plan to rebuild US roads, bridges and other types of infrastructure.
He did so while talking about past presidents Barack Obama and Bill Clinton and their dealings with North Korea.
The support rate for the suspended THAAD deployment procedure was 18.0 percentage points higher than those who demanded a continued push for the US missile shield installation. Pressure on North Korea is crucial, the prime minister said.More news: Bill O'Reilly out at Fox News as harassment claims pile up
Japan and the USA have outlined a path forward for economic talks between the countries.
But the meetings could indicate how forcefully the USA will pressure Japan to further open its farm and automotive sectors.
Tensions between Pyongyang and Washington have soared in recent weeks as a series of North Korean missile tests have prompted ever-more severe warnings from Trump's administration.
Pence first joined a working lunch with Prime Minister Shinzo Abe before meeting Deputy Prime Minister Taro Aso for economic talks that the vice president said he hoped would yield a framework for further dialogue.
As talks began Tuesday, Aso said the U.S. -Japan alliance has underpinned peace and prosperity in the Asia-Pacific region and that trade friction with the U.S. has given way to an "age of cooperation".
Pence said Trump sees the talks as a way to improve business ties with Japan and is hoping for quick results.
The US trade relationship with South Korea is "falling short", with the free-trade deal between the countries under review, Vice President Mike Pence said Tuesday.
Pence reassured Prime Minister Shinzo Abe on Tuesday that the USA considers its alliance with Japan to be a cornerstone of security in the region.
North Korea's deputy United Nations ambassador, Kim In-ryong, described US-South Korean military exercises as the largest ever "aggressive war drill" and said his country was "ready to react to any mode of war desired by the US".
In a rare interview with Hong Kong's Pheonix Television that aired on Friday, Wu conveyed China's position that Washington and Pyongyang should agree to a "dual suspension" of nuclear tests and military drills as a foundation for returning to talks - a stance opposed by both the United States and its ally South Korea.
His plane touched down Tuesday at the USA military's Atsugi base outside Tokyo.