Kitakyushu Airport (北九州空港) , sometimes called Kokuraminami Airport, is an airport in Kokuraminami-ku, Kitakyushu, Fukuoka, Japan. It is built on an artificial island in the western Seto Inland Sea, away from the city's downtown. It opened on 16 March 2006, as New Kitakyushu Airport (新北九州空港) but was renamed in 2008. It is designated a second class airport, and it has some international charter flights. It is the fourth airport in Japan to begin operating 24 hours a day, after New Chitose Airport…