Maru's Mission is an action video game released in 1991 by Jaleco for the original Game Boy. It was released in Japan as Oira Jajamaru! Sekai Daibōken (おいらじゃじゃ丸!~世界大冒険~, "I'm Jajamaru! World Adventure") on September 28, 1990. On January 18, 2012, it was released to the Japanese 3DS Virtual Console and later in North America on February 9, 2012.