By Tim Kelly TOKYO (Reuters) -Japanese Prime Minister Shigeru Ishiba heads to Canada on Sunday for trade talks with U.S. President Donald Trump, hoping to persuade him to drop trade tariffs that have imperilled Japan's auto companies and threaten to undermine his fragile government.

Japanese Prime Minister Shigeru Ishiba and U.S. President Donald Trump made little headway in bridging gaps over tariffs at

KANANASKIS, Alberta (Reuters) -Japanese Prime Minister Shigeru Ishiba met U.S. President Donald Trump on Monday on the sidelines of the G7 summit in Canada, as Tokyo urges Washington to drop auto import tariffs that threaten to hobble its economy.