Optimism grew Monday that Donald Trump and China's Xi Jinping will end their bruising trade war during talks this week, as the US president touched down in Tokyo on the latest leg of an Asian tour.

Trump said en route to close US ally Japan that he was hopeful of a deal when he sees Xi on Thursday, while also indicating he was willing to extend his trip in order to meet North Korean leader Kim Jong Un.

Originally published on doc.afp.com, part of the BLOX Digital Content Exchange.