Sonic Adventure 2 Birthday Pack

Special commemorative edition of Sonic Adventure 2, released only in Japan. The package includes a special 10-Year Celebration Gold Disc with music from the game, Sonic History Book, as collectible medal, and of course the full version of Sonic Adventure 2, Yuji Naka's high-speed action platformer. The special edition was sold only for two days: June 23 and 24 2001, celebrating Sonic the Hedgehog's 10 year anniversary (the first title released on June 23, 1991).