Ninja JaJaMaru-Kun (忍者じゃじゃ丸くん Ninja JaJamaru-kun?) es un es un videojuego de Acción fue lanzada en 15 de Noviembre de 1985 para Famicom y en 1986 para MSX solo exclusivamente en los mercado Japóneses, Desarrollado por TOSE y Publicado por Jaleco.
Ninja JaJaMaru-kun (忍者じゃじゃ丸くん Ninja JaJamaru-kun?) is an action game released in Japan on November 15, 1985 by Jaleco for the Famicom and in 1986 for the MSX. It was released for Nintendo's Japanese Virtual Console on December 26, 2006 and in PAL regions on September 21, 2007 as part of Ninja Week for the Hanabi Festival promotion. It was released on the North American Virtual Console on October 22, 2007 and was the first time the game made its release outside Japan, in their respective regions. It was the primary inspiration behind Robot Ninja Haggleman, an 8-bit style game in Retro Game Challenge for the Nintendo DS.