Complex sentence: In March 2003, an original video animation episode was released on DVD containing the single episode "Kanon Kazahana" also produced by Toei Animation and directed by Takamichi Ito.
Split into simpler sentences: In March 2003, an original video animation episode, "Kanon Kazahana", was released on DVD. It was also produced by Toei Animation and directed by Takamichi Ito.