JAL Mileage Bank - JAL giving out 40 free one-way upgrades to Australia passengers

This is to celebrate the 40th anniversary of JAL Australia route. To qualify, you have to buy the specific roundtrip ticket discount ticket between Australia and Japan, AND register for the campaign on JAL website. They will pick 40 lucky winners to receive the one-way upgrade. For details you can refer to JAL website: http://www.au.jal.com/en/flight_planning/40anniversary/