Kingdom Hearts II is the third game in the Kingdom Hearts series. It picks up one year after the events of Kingdom Hearts: Chain of Memories. Sora, the protagonist of the first two games, returns to search for his lost friends. Like the previous installments, this game features a large cast of characters from Disney films and Final Fantasy games. Organization XIII, a group introduced in Chain of Memories, also reappears to impede Sora's progress.
The game was well-received, earning year-end awards from numerous video gaming websites. In Japan, it shipped more than one million copies within a week of its release. One month after its North American release, it had sold over one million copies and was the second best-selling game of 2006. As of December 2006, Kingdom Hearts II had shipped more than 3.5 million copies worldwide