I don't know why, but for some reason, Japanese have to yell when they're doing sports. It doesn't matter which sport it is, they'll always find a reason to yell.
Even with archery as you can see........
One of the great performances of the grand finale of the Vietnamese Week @ APU.
I loved the music and the dances!!! ^0^
(sorry for the quality of the vid, it's the best my camera can do)