Chinese tourists line up to board a tour bus after disembarking the Quantum of the Seas cruise ship, operated by Royal Caribbean Cruises Ltd.'s cruise line brand Royal Caribbean International (RCI), at the Port of Hakata in Fukuoka, Japan, on Friday, July 24, 2015. Four million Chinese tourists are expected to head to Japan this year to eat sushi and snap up rice cookers and electronic toilet seats, a two-thirds increase from last year. Photographer: Kiyoshi Ota/Bloomberg via Getty Images