Lawson Inc. said Wednesday it closed two of its franchise convenience stores after discovering they had systematically falsified expiration times on some food items prepared in the stores over a period of more than two years.The company is now checking all other outlets throughout Japan to see if there have been similar incidents and plans to strengthen its control over their operations, such as by installing a camera in the kitchen and keeping closer track of how many food labels are issued at each store.It has already closed the two stores which were run by the same franchise owner, who k…READ FULL ARTICLE