Setup; Must have Henkaku installed on your VITA system (Currently support fw_3.60)
Install qcma (wololo.net) Navigate to video folder location for qcma. (Usually in C:\Users\xxx\Videos) Move the game to qcma video folder and change the extension to .mp4 Should look like this (C:\Users\xxx\Videos\Disgaea4.mp4) Refresh qcma database in the notification bar on your pc.
Open CMA on your vita and transfer/copy the game through video transfer. Open Vitashell/Henkaku (wololo.net) Navigate to uxo:/video/xx/Disgaea4.mp4 Move the game to uxo:/vpk, change the extension to .vpk Should look like this (uxo:/vpk/Disgaea4.vpk) Install it, enjoy the game! The game have dual audio, (jp/eng) Go to setting to change it!
To save space, delete the game vpk from uxo:/VPK after install