I manage to get 3 of the 4 discs (theres an OST but I’m still looking into it). All of them are 320 KBPS MP3.
VA-11 HALL-A Prologue OST – Sounds From The Future
(http://www.imagebam.com/image/2d55ee883936794)
VGMDB (https://vgmdb.net/album/60844)
Mega (https://mega.nz/#!ogtFgaKT!K9-lQkvfve0v2DQCScobgDPW49ggDuXwuA0B5AV1U6Q)
VA-11 HALL-A Original Soundtrack: Second Round
(http://www.imagebam.com/image/fe92bc883936684)
VGMDB (https://vgmdb.net/album/60845)
Mega (https://mega.nz/#!YhdigbID!t-wStbsxwLRAwKxOy1powbVlBb04V-VFmj5-MLOyw-k)
VA-11 HALL-A EX – Bonus Tracks Collection
(http://www.imagebam.com/image/6212bd883936724)
VGMDB (https://vgmdb.net/album/72145)
Mega (https://mega.nz/#!ZptQwATL!s8BqjsbrVn1YLMofb2GJYMsaKMYiaf_8V4FGiaPanb8)
Password
3HorasPredioVelhoSala106
It’s a very cool game, albeit a bit repetitive.. I actually even "converted" my another PSVita from JPN to US account for this game only. Which was kinda pointless as the game is already available in EUR too.. Hehe.
https://www57.zippyshare.com/v/gfky06oN/file.html
https://www57.zippyshare.com/v/yt8fXnsT/file.html