sentences:  "Kingdom Hearts Birth by Sleep" was also released with a limited edition PSP-3000 as a bundle in Japan featuring designs from the "Kingdom Hearts" series on its back.On March 16, 2010, Square Enix announced the English version of the game, which was released on September 7, 2010 in North America, and on September 10, 2010 in Europe.The English version of the game contains some adjustments from the original version, such as a new difficulty setting called Critical Mode, and additional songs for the Ice Cream Beat minigame.