Lol. Not surprising. A lot of Koreans steal Japanese copyrighted materials. If you look enough you can find the music video of a Kpop singer ripping off Final Fantasy's Tifa, of course Square Enix sued and won the case.
It'll be funny if OnsOnSoft gets a lawsuit from .Hack//Sign producers, but are they even aware of this piracy???
Muahaha, more ripoffs to see:
Btw.... Don't mind the title of the vid... I'm not the uploader lolz
The full ripoff vid: