The Pikachu spend many fun hours playing the Pokemon Card Game.  Here are Pikachu and Pika-chan battling it out.
 
 
 
 
 
 
 

Here are Pi-chan and Chu-kun (the US Hasbro Pikachu) having a great time trading Pokemon with their Game Boy cartridges.  As you can see, they have quite an audience.  The Hasbro Beanies have decided to see what the fuss is all about!