China's foreign minister says Beijing is working with other members of the UN Security Council on a response to the latest missile launch but did not specify whether a fresh set of sanctions is looming.
Hopes for a smooth buildup to the trip were dashed when North Korea fired the missile across northern Japan in the early hours of Tuesday morning, triggering emergency alarms on the island of Hokkaido.
The Prime Minister, who is now in Japan on a three-day trip to talk about post-Brexit trade and investment, said she wanted to use the trade agreement being finalised between Brussels and Tokyo as the starting point for a future pact with Britain.
May described Japan as "the UK's closest security partner in Asia" and a "like-minded partner".
And senior Tory MP Nigel Evans, who was scathing in his criticism of the Tory campaign after Mrs May's election gamble backfired, insisted that the Prime Minister's vow to continue was "great news".
The North incited global alarm on Tuesday when it fired an intermediate-range missile over Japan, triggering condemnation from the UN Security Council and world leaders including the USA and Britain.
The UK Prime Minister, Theresa May, is in Japan for a three-day visit to drum up business and trade opportunities.More news: Hurricane Harvey affecting local gas prices before holiday weekend
May will be joined in Tokyo by a 15-strong delegation of United Kingdom business leaders, along with International Trade Secretary Liam Fox.
Tokyo planned to enhance efforts with Washington to persuade China and Russian Federation to change their positions against an envisaged oil embargo with a new UN Security Council resolution, Japan's Jiji news agency reported yesterday, citing informed sources.
The Prime Minister spent the first two days of the visit in a series of meetings and visits with Mr Abe in Kyoto and Japan.
She pledged that Britain would deepen trade relations and become even more outward-looking post-Brexit.
"These are real issues that we need to be dealing with and I'm there to do it", she said.
"It is best that we leave on proper negotiated terms".