Big Comic Original
"Master Keaton" was serialized in "Big Comic Original" from 1988 to 1994. The 144 chapters were collected into 18 "tankōbon" volumes by Shogakukan between November 1988 and August 1994. A "kanzenban" edition of the series, including color pages, was published in 12 volumes between August 30, 2011 and June 29, 2012. During its initial magazine run and "tankōbon" release, Hokusei Katsushika was credited as its writer and Naoki Urasawa as its illustrator. The "kanzenban" reissue co-credits Katsushika and Takashi Nagasaki as the writers for the first five volumes, while Katsushika and Urasawa are co-credited as the writers from volumes six on. From 1989 to 1993, Katsushika and Urasawa serialized in special issues of "Big Comic Original". The 14 chapters were collected into one "tankōbon" volume on March 28, 1995, which sees their original two-colored artwork turned into four-colors.