Japan's factory output falls by most in a year as China demand slumps

TOKYO (Reuters) - Japan’s factory output posted the biggest decline in a year in January in a sign slowing Chinese demand and the Sino-U.S. trade war were taking a toll on the country’s manufacturing sector, a major driver of economic growth. FILE PHOTO: A worker walks near a factory at the Keihin industrial zone in Kawasaki, Japan, March 8, 2017. REUTERS/Toru Hanai/File Photo Adding to the gloom,