Izumi Todo (東堂いづみ, Tōdō Izumi), credited with creating series like Ojamajo Doremi and Pretty Cure, is a collective pen name used by Toei Animation television producers when contributing to their various anime series. Pseudonyms used in a similar manner include Hajime Yatate from Sunrise and Saburo Yatsude for Toei Company's anime and tokusatsu television productions. The use of the pen name began with Ojamajo Doremi. The name comes from "Tōei Dōga (the former name of Toei Animation), Ōizumi Studio" (written in Japanese as 東映動画大泉スタジオ).