People pray on the first day of business in 2016 at the Kanda Myojin shrine in Tokyo, Japan, on Monday, Jan. 4, 2016. Japanese stocks tumbled, with the Topix index posting its worst opening day to a year since 2008, as the yen jumped after Chinese factory data disappointed investors, while tension in the Middle East sent crude oil and energy shares higher. Photographer: Yuriko Nakao/Bloomberg via Getty Images