Mainichi Issho, the Japan exclusive PLAYSTATION Store title featuring the Sony cat we all know and love, Toro, will be receiving some Christmas & New Years items December 20, 2007. So while your playing your Japanese trivia, gathering up your Myale, you can use it towards a purchase of some new Christmas items such as a Santa suit, decorations, and more. There also seems to be a new Santa sled mini-game as well.
If you want to try this game out, create a Japanese account and give it a download. The game itself is free.