Burger King in Japan is tempting franchisees of rival fast-food brands like McDonald’s and Mos Burger by offering them 40 million yen (US$250,000) cashback to jump ship.The offer, under its franchise switching plan, is on the table until 3pm on September 30, according to a statement by the chain issued on Wednesday.Applicants must have been in business for at least three years, submit financial statements for the past three financial years and identify a general manager for the converted...