Australia's Qantas Airways will sell its stake in low-cost carrier Jetstar Japan as the flagship airline moves away from its budget international businesses to focus on core domestic operations. The decision to sell its 33.32 per cent stake in Jetstar Japan comes after the closure of its Singapore-based Jetstar Asia in July as Qantas grappled with intense regional competition and high fuel and supplier costs, resulting in underwhelming performance. The move will also enable Qantas to focus