The collection includes the following six titles: Ninja JaJaMaru-kun (1985, Famicom) JaJaMaru no Daibouken (1986, Famicom) JaJaMaru Ninpouchou (1989, Famicom) JaJaMaru Gekimaden: Maboroshi no Kinmajou (1990, Famicom) Ninja JaJaMaru: Ginga Daisakusen ?EUR?.