Ganbare Goemon: The Nightmare of the Dimensional Castle (1991)
Original title: がんばれゴエモン 次元城の悪夢
Ganbare Goemon: The Nightmare of the Dimensional Castle is a 1991 Japanese-language animation movie directed by Yasunori Ide, with a running time of 28m. It stars Daiki Nakamura, Hideyuki Umezu and Miki Ito.
The first OVA of the Ganbare Goemon series.