HEAD TO PARADISE VR - AGAIN
It's the building behind Tashiro.
Take the elevator to the basement level.
Talk to the receptionist and play the game when you have 3 play passes.
You can buy a play pass at:
All the games have play passes, cats give them and they even are normal drops from fights.
Defeat all 7 Rivals at the game.
You'll need 21 Game Passes if you do the short game to finish the Case.
I ended up grinding the skateboard park to buy the passes.