The update was done by Durantes porting studio who also did Cold Steel 1-3 for PC.
Some of the improvements
Also 50% off right now on Steam
Some of the improvements
Can completely modify keybindings to the game.
Redone anti aliasing
HBAO+ has been added to the game.
HD texture pack
Draw distance option has been added to the game.
Also 50% off right now on Steam