This year's Ani-Con website is up.
The Ani-Con will start on 30 July 2010 and end on 3 August 2010.
Cosplayers (if judged to be sufficiently cosplaying) can get in for free.
At the same time, there is a cosplay competition that cosplayers can sign up for beforehand.
For details, see http://www.ani-com.hk/