Mobile Suit SD Gundam (Kidou Senshi SD Gundam, SD Gundam Mk. I, 機動戦士SDガンダム) is a series of animated shorts based on the Mobile Suit Gundam series. It was first released in movie theaters in Japan in 1988-03-12 alongside Mobile Suit Gundam: Char's Counterattack, and later on VHS with an additional short.