South Korea won a friendly on Tuesday while Iran and Japan played to a draw as some of Asia's biggest teams had the day off from World Cup qualifying.
South Korea eased to a 3-0 win over Jamaica.
Ji Dong-won opened the scoring in the 35th minute with a header following a corner kick.
Ki Sung-yueng's penalty gave South Korea a 2-0 lead in the second half, and Hwang Ui-jo put the game out of reach.
Iran held Japan to a 1-1 draw in Tehran.
Mehdi Torabi scored for the hosts just before half-time, pouncing...