Kingdom Hearts Birth by Sleep is a PlayStation Portable video game from the "Kingdom Hearts" series. It has the characters of the Final Fantasy series and Walt Disney characters; for example Donald Duck, Goofy and Mickey Mouse. The game is set ten years before Sora begins his journey. It was released in Japan on January 9, 2010, in North America on September 7, 2010, and in Europe on September 10, 2010. The player controls Terra, Aqua and Ventus in a storyline.