 The manga was originally serialized in the manga magazine "Weekly Shōnen Jump" from May 30, 1988 to February 17, 1997.Shueisha compiled its individual chapters intro forty-two "tankōbon" volumes published between January 10, 1989 and April 4, 1997.Shueisha later re-released the series into a twenty-five volume "bunkoban" edition between December 12, 2002 and December 12, 2003.