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Japan Airlines Co. (JAL) group companies' new employees pose for photographs after an initiation ceremony at one of the company's hangers near Haneda Airport in Tokyo, Japan, on April 3, 2017. Japanese stock benchmarks advanced on their first trading day of the new fiscal year as crude oil held above $50 a barrel, helping the Topix index bounce from a slump last week that erased its gains for 2017. Photographer: Akio Kon/Bloomberg via Getty Images

Japan Airlines Co. (JAL) group companies' new employees pose for photographs after an initiation ceremony at one of the company's hangers near Haneda Airport in Tokyo, Japan, on April 3, 2017. Japanese stock benchmarks advanced on their first trading day of the new fiscal year as crude oil held above $50 a barrel, helping the Topix index bounce from a slump last week that erased its gains for 2017. Photographer: Akio Kon/Bloomberg via Getty Images