Oh Hyeon-Gyu started in South Korea’s final friendly before their Asian Cup campaign kicks off next week.
The Celtic striker was trusted to lead the line alongside matchwinner Lee Jae-Sung, who plays in the Bundesliga with Mainz.
His goal was enough to defeat Iraq, before South Korea get their tournament under way against Bahrain a week on Monday.
Oh may be able to gain some insight on the opening opposition from club teammate Marco Tilio, who came off the bench as Australia completed their preparations with a 2-0 win on Saturday.