 Furthermore, he was in charge of the player character Link and designed other characters such as the horse Epona.He also worked on the 3D environments, the camera system, the items and some of the event design, such as the scenes where the player overhears the conversations of other characters.Following "Ocarina of Time", Koizumi was designing a "cops and robbers"-style board game that had the player catch a criminal over the course of a week in-game, or roughly equivalent to an hour in real time.