Narutaru: Mukuro Naru Hoshi Tama Taru Ko was first published in English as Shadow Star☆ by Dark Horse in the magazine Super Manga Blast from September 13, 2000 to February 1, 2006—issues 5 to 59, which was the final issue. The manga was partially published in standard tankoubon format as well by the same publisher, with seven volumes published from September 5, 2001 to December 21, 2005.