The transport ministry said it will check Miyazaki Airport in southwestern Japan for unexploded bombs from World War II after one exploded on a taxiway and led to the cancellation of dozens of flights earlier this week. “This is something that could affect the safety of flights,” said transport minister Tetsuo Saito at a press conference in announcing the measure, adding he has instructed officials to consider surveying other airports, including Sendai, Fukuoka and Naha. On Wednesday, a 250-kilogram bomb exploded at Miyazaki Airport, leaving asphalt fragments scattered over a radius of some 20…