This is .hack//G.U. Trilogy. The video comes from the Japanese Blu-Ray and the subs come from the US Region 1 DVD.
So this is not a fansub.

Audio: Japanese
Subtitles: English, Japanese

Technical Stuff:
Source: Blu-Ray and DVD
Video: x264 crf17
Resolution: 1920x1080
Audio: Japanese 6ch AAC
Subtitles: .ASS English, VobSub English, BDSUP Japanese

As always, the files are also available on XDCC over at #fusion-rips@irc.hoshinet.org.