An airplane flown by budget carrier Jetstar made an emergency landing in central Japan on Saturday after authorities received an apparent bomb threat from an international caller, public broadcaster NHK reported, citing police sources.The domestic flight from Narita to the southwestern city of Fukuoka was diverted to Chubu airport, a Chubu airport spokesperson told CNN.All 136 passengers and six crew members aboard evacuated the aircraft there, NHK reported.At least five people were lightly injured while leaving the aircraft according to NHK, which broadcast footage of passengers evacuating the plane via emergency chutes.The Chubu airport spokesperson said flights had resumed at the facility following a four-hour suspension and the incident is being investigated."