Go to the store and bring back...

Soy Sauce

No need to go to the store you can win it at the claw game in the arcade! Also some salt and spices.

Ice Cream

Yep you can win that at the claw game at the arcade too! There were so many other claw games that you could win crazy stuff. Fish, ipods, purses, headphones, crickets (yes the bug) and your standard stuffed animals.

Here is my coworker playing the drum game, in Japanese. He did pretty amazing despite it all being unknown!