Hilton's 50% flash sale for Japan is back! Enjoy up to 50% off ALL Hilton properties in Japan - this includes Conrad, Hilton and Doubletree properties that are located around Japan! The sale will start from 13 January 2015 (yes today) at 2pm (JST) to 16 January 2015 2pm (JST) and it is valid for stays between 13 January 2015 to 31 March 2015.