Two goals from two defenders saw Australia cruise through to the final of the Asian Cup.
Tim Cahill scored two spectacular goals to send Australia through to the Asian Cup semi-finals.
South Korea's third consecutive 1-0 win meant they finished top of Group A ahead of the host nation.
The Socceroos scored four goals for the second game running to ensure a comfortable progression to the quarter finals.
Australia recovered from conceding early on to storm past Kuwait in the opening game of the 2015 Asian Cup.
If Postecoglou can fix the problems at either end of the pitch, the Socceroos can go all the way.
In a classic 'game of two halves' Japan upped the tempo and the ante in the second period to ensure a deserved 2-1 win.
The Socceroos tactics are causing significant problems defensively, and it's something that can be traced across the entire Ange Postecoglou era
Pressing is a vital feature of Ange Postecoglou's Socceroos side, although modern interpretations of it remain somewhat misguided
What we learned from Australia's friendly matches against Belgium and Saudi Arabia