An extra £5.3 billion will also be put towards refugees, security and public investment.
It comes two days after the Brexit negotiations finally began after months of build-up.
World leaders have gathered in Hamburg today for the twelfth G20 summit - and while climate change and migration are set to be key topics of debate, Mrs May may have another ulterior motive.
The British Prime Minister is hoping to hold bilateral meetings with a number of representatives from the world’s 19 major economies as she seeks to secure vital trade deals following the UK’s departure from the European Union.
She said: “We have been promoting the concept of an EU-Japan free trade agreement - we believe that is an important agreement for the European union to sign."She added: “As believers in free trade we have been promoting that but we are also talking to the Japanese about what arrangements we can have in place once we’ve left the European Union."These are not mutually exclusive - it is possible for the European Union to have a free trade agreement with Japan and for the United Kingdom to have an agreement with Japan when we leave the EU.” The comments from Mrs May come as EU Commission President Jean Claude Juncker lauded the bloc’s new EU-Japan trade deal, which was signed on Thursday. HEERLIJK GENIETEN VAN HETE TOP SEX EN ZALIG GEIL VRIJEN! ONDEUGEND EN HEERLIJK GENIETEN VAN EROTISCH SEXY GEIL VRIJEN! Earlier this month, the POTUS claimed he victim of the "greatest witch hunt in history" after it emerged his campaign team contacted Russian officials in the run up to the election.And last month Trump hit headlines for describing eating a "beautiful chocolate cake" with Chinese president Xi Jinping as he fired a missile at Syria, which he mistook for Iraq.