Tottenham Hotspur's new signing Son Heung-Min scored a hat trick as South Korea recorded an emphatic 8-0 win over Laos in Asian World Cup qualifying Group G.
Son, who signed for Tottenham from Bayer Leverkusen last week, was joined on the scoresheet by Lee Chung-Yong, Lee Jae-sung, Chang-Hoon Kwon (two) and Hyun-Jun Suk to make it two wins from as many games.
Also in Group G, Kuwait cruised to a 9-0 win over Myanmar. The hosts already led 6-0 when Zaw Aung was sent off in the 68th minute, and Bader Al-Mutwa added three more goals from that point.
Borussia Dortmund midfielder Shinji Kagawa wrapped up a 3-0 victory for Japan over Cambodia at the Saitama Stadium 2002.
AC Milan's Keisuke Honda broke the deadlock on 28 minutes before Southampton's Maya Yoshida doubled their advantage as they followed up their goalless draw with Singapore with their first three points in Group E.
Singapore's two-match unbeaten run in the Group E came to an end following a 1-0 defeat to Syria in Oman, Ouday Abdul Jaffal's 59th-minute header the difference.
Australia continued their winning start to Group B with a 5-0 success over Bangladesh at the Perth Oval.
The game was over before half-time as strikes from Mathew Leckie, Tom Rogic, Nathan Burns and an own goal from Barman all came before the break.
Tom Rogic sealed the win to ensure Bangladesh remain bottom of their qualifying group without a win to their name from three fixtures.
Kyrgyzstan held Jordan to a goalless draw in the other game in Group B.
Iran rebounded from a surpring opening draw at Turkmenistan to cruise past Guam 6-0.
Serdar Azmoun and Mehdi Taremi each scored twice as Guam suffered a disappointing result after beating Turkmenistan and India in their opening matches.
Oman made it two wins from two with a 3-1 win over Turkmenistan, Raed Ibrahim Saleh and Amad Al Hosni either side of a Makan Saparov own goal.
Qatar dominated Bhutan 15-0 as eight different players scored for the 2022 World Cup hosts, Ali Assadalla and Mohammed Muntari each recording hat tricks.
Hong Kong and China maintained their unbeaten starts to Group C as they played out a goalless draw at the Shenzhen Stadium.
Hong Kong now sit on seven points from their opening three games, one ahead of Qatar, while China have four points after their win over Bhutan.
North Korea won their third straight game to open qualifying in Group H, winning 1-0 at Bahrain on Jong Il-Gwan's goal just before half-time.
Uzbekistan won their first game after an opening defeat to North Korea as Alexander Geynrikh's goal was the difference in a 1-0 win over Yemen.
In Group A, United Arab Emirates drubbed Malaysia 10-0, with Ahmed Khalil scoring four times and Ali Mabkhout adding three of his own.
Saudi Arabia also won in a rout, shutting Timor-Leste 7-0 as Mohammad Al-Sahlawi had a hat trick.
Iraq had little trouble winning their first qualifier 5-1 over Taiwan.
Goals from Ali Adnan, Ali Hosni and Ahmed Yasin had the hosts 3-0 up by the 80th minute, with Younis Mahmoud and Justin Meram adding late goals.