Defending champion, Japan starting off their Asian Cup title defense in a convincing fashion after defeating Palestine 4-0.
Having a superior players quality along with experience, the Blue Samurai dominated proceedings since early minutes.
That domination was proven with an early goal netted by Yasuhito Endo after just eight minutes of play.
The defending champion continue to push forward as they eventually added a second goal on 25 minutes from Shinji Okazaki's effort.
AC Milan star ,Keisuke Honda making things more comfortable for Japan as he netted the third goal from a spot kick a minute before half time break.
After the break, Japan didn't stop their attacking approach as they added a fourth goal through Maya Yoshida on 50 minutes.