I have no issues getting in-game or playing the game itself, but after leaving it on the title screen for a length of time, it will no longer be able to load the intro FMV, and require a restart of RPCS3.
I've been testing a handful of Namco's PS3 titles for use on an arcade cabinet, and recently have found a number of issues that seem to only apply when/if one were running it as an actual arcade game (i.e.
Tekken Tag Tournament 2 cycles through a demo mode and intro FMV video after somewhere between 15 and 30 cycles of the intro, it will eventually fail to load and crash, preventing the user from starting the game.