Big Comic Original
Naoki Urasawa and Takashi Nagasaki created a sequel to the series, titled "Master Keaton Remaster". Beginning in the March 19, 2012 issue of "Big Comic Original" it was published irregularly and finished in 2014. The chapters were collected into a single volume on November 28, 2014, with a deluxe edition including the full color pages from the magazine run released the same day.