Hatsune miku proyect diva dreamy theater extend(NPJB00201)

If you actually read the Quickstart Guide you wouldn't be asking that.

It's under Obtaining PlayStation 3 Format Software, read it.

I read it but i have a problem. I don’t have a ps3 and i don’t have a disk reader in my computer. What can i do?
Also when I unloaded the game, the only thing it gave me was a .pkg file