In February 2009, Dragon Ball Z celebrated its twentieth anniversary, with Toei Animation asserting that it would broadcast a re-edited and remastered edition of the Dragon Ball Z anime underneath the identify Dragon Ball Kai (ドラゴンボール改, Doragon Bōru Kai, lit. Developed in a stand by itself Ren'Py edition as well, now containing episode four and 5, presently only for supporters.