Originally Posted by TXboxGuY

I realized that the JP account was needed ONLY to allow access to their MarketPlace where you can initially download the demo. That is all you need on your HDD.

Afterwards, just creating another (non-JP) account on that same console, still has that JP demo show up in your Recent Games menu.

Launch! >>>> another code!

Haven't tried it in a week or so but I know certain LIVE areas were down the other morning/late night -- the day of the big Minecraft Update.

Update: Still works for me!

After redeeming code on your console for "Limited Time Access", scroll over to your Settings and Account Management section. Click to view Your Memberships.