To download a PSP/PS3 mini game to your PC you will need Media Go software.
You can download it here.
Description:
Supermarket Mania® is a highly addictive time management game. Running grocery stores can be a lot of fun! Help Nikki keep five stores stocked to the rafters with the provisions customers want. If you work fast and hard, and please the demanding customers that enter through your doors, you'll earn enough money to upgrade your establishments and show your adversary what a little hometown pluck can do! With Supermarket Mania you get:
